20645144520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{571}}^1$

素因数の和:666

約数の個数: 768

約数和(自身を含む): 86763156480

約数和(自身を除く): 66118011960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 13, 14, 15, 20, 21, 22, 24, 26, 28, 30, 33, 35, 39, 40, 42, 43, 44, 49, 52, 55, 56, 60, 65, 66, 70, 77, 78, 84, 86, 88, 91, 98, 104, 105, 110, 120, 129, 130, 132, 140, 143, 147, 154, 156, 165, 168, 172, 182, 195, 196, 210, 215, 220, 231, 245, 258, 260, 264, 273, 280, 286, 294, 301, 308, 312, 330, 344, 364, 385, 390, 392, 420, 429, 430, 440, 455, 462, 473, 490, 516, 520, 539, 546, 559, 571, 572, 588, 602, 616, 637, 645, 660, 715, 728, 735, 770, 780, 840, 858, 860, 903, 910, 924, 946, 980, 1001, 1032, 1078, 1092, 1118, 1142, 1144, 1155, 1176, 1204, 1274, 1290, 1320, 1365, 1419, 1430, 1470, 1505, 1540, 1560, 1617, 1677, 1713, 1716, 1720, 1806, 1820, 1848, 1892, 1911, 1960, 2002, 2107, 2145, 2156, 2184, 2236, 2284, 2310, 2365, 2408, 2548, 2580, 2695, 2730, 2795, 2838, 2855, 2860, 2940, 3003, 3010, 3080, 3185, 3234, 3311, 3354, 3426, 3432, 3612, 3640, 3784, 3822, 3913, 3997, 4004, 4214, 4290, 4312, 4472, 4515, 4568, 4620, 4730, 5005, 5096, 5160, 5390, 5460, 5590, 5676, 5710, 5720, 5880, 6006, 6020, 6149, 6281, 6321, 6370, 6468, 6622, 6708, 6852, 7007, 7095, 7224, 7423, 7644, 7826, 7994, 8008, 8085, 8385, 8428, 8565, 8580, 9030, 9240, 9460, 9555, 9933, 10010, 10535, 10780, 10920, 11180, 11352, 11420, 11739, 11991, 12012, 12040, 12298, 12562, 12642, 12740, 12936, 13244, 13416, 13704, 14014, 14190, 14846, 15015, 15288, 15652, 15988, 16170, 16555, 16770, 16856, 17130, 17160, 18060, 18447, 18843, 18920, 19110, 19565, 19866, 19985, 20020, 21021, 21070, 21560, 22269, 22360, 22840, 23177, 23478, 23982, 24024, 24553, 24596, 25124, 25284, 25480, 26488, 27391, 27979, 28028, 28380, 29692, 30030, 30745, 31304, 31405, 31605, 31976, 32340, 33110, 33540, 34260, 35035, 36120, 36894, 37115, 37686, 38220, 39130, 39732, 39970, 40040, 42042, 42140, 43043, 43967, 44538, 46354, 46956, 47964, 49106, 49192, 49665, 50248, 50568, 51961, 54782, 55958, 56056, 56760, 58695, 59384, 59955, 60060, 61490, 62810, 63210, 64680, 66220, 67080, 68520, 69531, 70070, 73659, 73788, 74230, 75372, 76440, 78260, 79464, 79940, 81653, 82173, 83937, 84084, 84280, 86086, 87934, 89076, 92235, 92708, 93912, 94215, 95928, 98212, 99330, 103922, 105105, 109564, 111345, 111916, 115885, 117390, 119910, 120120, 122765, 122980, 125620, 126420, 129129, 131901, 132440, 136955, 139062, 139895, 140140, 147318, 147576, 148460, 150744, 155883, 156520, 159880, 163306, 164346, 167874, 168168, 171871, 172172, 175868, 178152, 184470, 185416, 188430, 196424, 198660, 207844, 210210, 215215, 219128, 219835, 222690, 223832, 231770, 234780, 239820, 244959, 245530, 245960, 251240, 252840, 258258, 259805, 263802, 270083, 273910, 278124, 279790, 280280, 294636, 296920, 301301, 307769, 311766, 319189, 326612, 328692, 335748, 343742, 344344, 347655, 351736, 363727, 368295, 368940, 376860, 397320, 408265, 410865, 415688, 419685, 420420, 430430, 439670, 445380, 463540, 469560, 479640, 489918, 491060, 515613, 516516, 519610, 527604, 540166, 547820, 556248, 559580, 571571, 589272, 602602, 615538, 623532, 638378, 645645, 653224, 657384, 659505, 671496, 687484, 695310, 727454, 736590, 737880, 753720, 779415, 810249, 816530, 821730, 839370, 840840, 859355, 860860, 879340, 890760, 903903, 923307, 927080, 957567, 979836, 982120, 1031226, 1033032, 1039220, 1055208, 1080332, 1091181, 1095640, 1119160, 1143142, 1203097, 1205204, 1224795, 1231076, 1247064, 1276756, 1291290, 1319010, 1350415, 1374968, 1390620, 1454908, 1473180, 1506505, 1538845, 1558830, 1595945, 1620498, 1633060, 1643460, 1678740, 1714713, 1718710, 1721720, 1758680, 1807806, 1818635, 1846614, 1890581, 1915134, 1959672, 2062452, 2078440, 2160664, 2182362, 2234323, 2286284, 2406194, 2410408, 2449590, 2462152, 2553512, 2578065, 2582580, 2638020, 2700830, 2781240, 2857855, 2909816, 2946360, 3013010, 3077690, 3117660, 3191890, 3240996, 3266120, 3286920, 3357480, 3429426, 3437420, 3511079, 3609291, 3615612, 3637270, 3693228, 3781162, 3830268, 4000997, 4051245, 4124904, 4364724, 4468646, 4519515, 4572568, 4616535, 4787835, 4812388, 4899180, 5156130, 5165160, 5276040, 5401660, 5455905, 5671743, 5715710, 6015485, 6026020, 6155380, 6235320, 6383780, 6481992, 6702969, 6858852, 6874840, 7022158, 7218582, 7231224, 7274540, 7386456, 7562324, 7660536, 8001994, 8102490, 8573565, 8729448, 8937292, 9039030, 9233070, 9452905, 9575670, 9624776, 9798360, 10312260, 10533237, 10803320, 10911810, 11171615, 11343486, 11431420, 12002991, 12030970, 12052040, 12310760, 12767560, 13234067, 13405938, 13717704, 14044316, 14437164, 14549080, 15124648, 15640261, 16003988, 16204980, 17147130, 17555395, 17874584, 18046455, 18078060, 18466140, 18905810, 19151340, 20004985, 20624520, 21066474, 21823620, 22343230, 22686972, 22862840, 24005982, 24061940, 24577553, 26468134, 26811876, 28088632, 28358715, 28874328, 31280522, 32007976, 32409960, 33514845, 34294260, 35110790, 36092910, 36156120, 36932280, 37811620, 38302680, 39702201, 40009970, 42132948, 43647240, 44686460, 45373944, 46920783, 48011964, 48123880, 49155106, 52666185, 52936268, 53623752, 56717430, 60014955, 62561044, 66170335, 67029690, 68588520, 70221580, 72185820, 73732659, 75623240, 78201305, 79404402, 80019940, 84265896, 89372920, 93841566, 96023928, 98310212, 105332370, 105872536, 113434860, 120029910, 122887765, 125122088, 132340670, 134059380, 140443160, 144371640, 147465318, 156402610, 158808804, 160039880, 172042871, 187683132, 196620424, 198511005, 210664740, 226869720, 234603915, 240059820, 245775530, 264681340, 268118760, 294930636, 312805220, 317617608, 344085742, 368663295, 375366264, 397022010, 421329480, 469207830, 480119640, 491551060, 516128613, 529362680, 589861272, 625610440, 688171484, 737326590, 794044020, 860214355, 938415660, 983102120, 1032257226, 1376342968, 1474653180, 1588088040, 1720428710, 1876831320, 2064514452, 2580643065, 2949306360, 3440857420, 4129028904, 5161286130, 6881714840, 10322572260, 20645144520]

約数ペア:

[(1, 20645144520), (2, 10322572260), (3, 6881714840), (4, 5161286130), (5, 4129028904), (6, 3440857420), (7, 2949306360), (8, 2580643065), (10, 2064514452), (11, 1876831320), (12, 1720428710), (13, 1588088040), (14, 1474653180), (15, 1376342968), (20, 1032257226), (21, 983102120), (22, 938415660), (24, 860214355), (26, 794044020), (28, 737326590), (30, 688171484), (33, 625610440), (35, 589861272), (39, 529362680), (40, 516128613), (42, 491551060), (43, 480119640), (44, 469207830), (49, 421329480), (52, 397022010), (55, 375366264), (56, 368663295), (60, 344085742), (65, 317617608), (66, 312805220), (70, 294930636), (77, 268118760), (78, 264681340), (84, 245775530), (86, 240059820), (88, 234603915), (91, 226869720), (98, 210664740), (104, 198511005), (105, 196620424), (110, 187683132), (120, 172042871), (129, 160039880), (130, 158808804), (132, 156402610), (140, 147465318), (143, 144371640), (147, 140443160), (154, 134059380), (156, 132340670), (165, 125122088), (168, 122887765), (172, 120029910), (182, 113434860), (195, 105872536), (196, 105332370), (210, 98310212), (215, 96023928), (220, 93841566), (231, 89372920), (245, 84265896), (258, 80019940), (260, 79404402), (264, 78201305), (273, 75623240), (280, 73732659), (286, 72185820), (294, 70221580), (301, 68588520), (308, 67029690), (312, 66170335), (330, 62561044), (344, 60014955), (364, 56717430), (385, 53623752), (390, 52936268), (392, 52666185), (420, 49155106), (429, 48123880), (430, 48011964), (440, 46920783), (455, 45373944), (462, 44686460), (473, 43647240), (490, 42132948), (516, 40009970), (520, 39702201), (539, 38302680), (546, 37811620), (559, 36932280), (571, 36156120), (572, 36092910), (588, 35110790), (602, 34294260), (616, 33514845), (637, 32409960), (645, 32007976), (660, 31280522), (715, 28874328), (728, 28358715), (735, 28088632), (770, 26811876), (780, 26468134), (840, 24577553), (858, 24061940), (860, 24005982), (903, 22862840), (910, 22686972), (924, 22343230), (946, 21823620), (980, 21066474), (1001, 20624520), (1032, 20004985), (1078, 19151340), (1092, 18905810), (1118, 18466140), (1142, 18078060), (1144, 18046455), (1155, 17874584), (1176, 17555395), (1204, 17147130), (1274, 16204980), (1290, 16003988), (1320, 15640261), (1365, 15124648), (1419, 14549080), (1430, 14437164), (1470, 14044316), (1505, 13717704), (1540, 13405938), (1560, 13234067), (1617, 12767560), (1677, 12310760), (1713, 12052040), (1716, 12030970), (1720, 12002991), (1806, 11431420), (1820, 11343486), (1848, 11171615), (1892, 10911810), (1911, 10803320), (1960, 10533237), (2002, 10312260), (2107, 9798360), (2145, 9624776), (2156, 9575670), (2184, 9452905), (2236, 9233070), (2284, 9039030), (2310, 8937292), (2365, 8729448), (2408, 8573565), (2548, 8102490), (2580, 8001994), (2695, 7660536), (2730, 7562324), (2795, 7386456), (2838, 7274540), (2855, 7231224), (2860, 7218582), (2940, 7022158), (3003, 6874840), (3010, 6858852), (3080, 6702969), (3185, 6481992), (3234, 6383780), (3311, 6235320), (3354, 6155380), (3426, 6026020), (3432, 6015485), (3612, 5715710), (3640, 5671743), (3784, 5455905), (3822, 5401660), (3913, 5276040), (3997, 5165160), (4004, 5156130), (4214, 4899180), (4290, 4812388), (4312, 4787835), (4472, 4616535), (4515, 4572568), (4568, 4519515), (4620, 4468646), (4730, 4364724), (5005, 4124904), (5096, 4051245), (5160, 4000997), (5390, 3830268), (5460, 3781162), (5590, 3693228), (5676, 3637270), (5710, 3615612), (5720, 3609291), (5880, 3511079), (6006, 3437420), (6020, 3429426), (6149, 3357480), (6281, 3286920), (6321, 3266120), (6370, 3240996), (6468, 3191890), (6622, 3117660), (6708, 3077690), (6852, 3013010), (7007, 2946360), (7095, 2909816), (7224, 2857855), (7423, 2781240), (7644, 2700830), (7826, 2638020), (7994, 2582580), (8008, 2578065), (8085, 2553512), (8385, 2462152), (8428, 2449590), (8565, 2410408), (8580, 2406194), (9030, 2286284), (9240, 2234323), (9460, 2182362), (9555, 2160664), (9933, 2078440), (10010, 2062452), (10535, 1959672), (10780, 1915134), (10920, 1890581), (11180, 1846614), (11352, 1818635), (11420, 1807806), (11739, 1758680), (11991, 1721720), (12012, 1718710), (12040, 1714713), (12298, 1678740), (12562, 1643460), (12642, 1633060), (12740, 1620498), (12936, 1595945), (13244, 1558830), (13416, 1538845), (13704, 1506505), (14014, 1473180), (14190, 1454908), (14846, 1390620), (15015, 1374968), (15288, 1350415), (15652, 1319010), (15988, 1291290), (16170, 1276756), (16555, 1247064), (16770, 1231076), (16856, 1224795), (17130, 1205204), (17160, 1203097), (18060, 1143142), (18447, 1119160), (18843, 1095640), (18920, 1091181), (19110, 1080332), (19565, 1055208), (19866, 1039220), (19985, 1033032), (20020, 1031226), (21021, 982120), (21070, 979836), (21560, 957567), (22269, 927080), (22360, 923307), (22840, 903903), (23177, 890760), (23478, 879340), (23982, 860860), (24024, 859355), (24553, 840840), (24596, 839370), (25124, 821730), (25284, 816530), (25480, 810249), (26488, 779415), (27391, 753720), (27979, 737880), (28028, 736590), (28380, 727454), (29692, 695310), (30030, 687484), (30745, 671496), (31304, 659505), (31405, 657384), (31605, 653224), (31976, 645645), (32340, 638378), (33110, 623532), (33540, 615538), (34260, 602602), (35035, 589272), (36120, 571571), (36894, 559580), (37115, 556248), (37686, 547820), (38220, 540166), (39130, 527604), (39732, 519610), (39970, 516516), (40040, 515613), (42042, 491060), (42140, 489918), (43043, 479640), (43967, 469560), (44538, 463540), (46354, 445380), (46956, 439670), (47964, 430430), (49106, 420420), (49192, 419685), (49665, 415688), (50248, 410865), (50568, 408265), (51961, 397320), (54782, 376860), (55958, 368940), (56056, 368295), (56760, 363727), (58695, 351736), (59384, 347655), (59955, 344344), (60060, 343742), (61490, 335748), (62810, 328692), (63210, 326612), (64680, 319189), (66220, 311766), (67080, 307769), (68520, 301301), (69531, 296920), (70070, 294636), (73659, 280280), (73788, 279790), (74230, 278124), (75372, 273910), (76440, 270083), (78260, 263802), (79464, 259805), (79940, 258258), (81653, 252840), (82173, 251240), (83937, 245960), (84084, 245530), (84280, 244959), (86086, 239820), (87934, 234780), (89076, 231770), (92235, 223832), (92708, 222690), (93912, 219835), (94215, 219128), (95928, 215215), (98212, 210210), (99330, 207844), (103922, 198660), (105105, 196424), (109564, 188430), (111345, 185416), (111916, 184470), (115885, 178152), (117390, 175868), (119910, 172172), (120120, 171871), (122765, 168168), (122980, 167874), (125620, 164346), (126420, 163306), (129129, 159880), (131901, 156520), (132440, 155883), (136955, 150744), (139062, 148460), (139895, 147576), (140140, 147318)]