20289498840

素因数分解:

$2^3\times 3^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1$

素因数の和:380

約数の個数: 576

約数和(自身を含む): 77869864800

約数和(自身を除く): 57580365960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 19, 20, 24, 26, 27, 30, 36, 38, 39, 40, 45, 52, 54, 57, 60, 65, 72, 76, 78, 81, 90, 95, 104, 108, 114, 117, 120, 130, 135, 152, 156, 162, 171, 180, 190, 195, 216, 228, 234, 243, 247, 260, 270, 285, 312, 313, 324, 342, 351, 360, 380, 390, 405, 456, 468, 486, 494, 513, 520, 540, 570, 585, 626, 648, 684, 702, 729, 741, 760, 780, 810, 855, 936, 939, 972, 988, 1026, 1053, 1080, 1140, 1170, 1215, 1235, 1252, 1368, 1404, 1458, 1482, 1539, 1560, 1565, 1620, 1710, 1755, 1878, 1944, 1976, 2052, 2106, 2187, 2223, 2280, 2340, 2430, 2470, 2504, 2565, 2808, 2817, 2916, 2964, 3078, 3130, 3159, 3240, 3420, 3510, 3645, 3705, 3756, 4069, 4104, 4212, 4374, 4446, 4617, 4680, 4695, 4860, 4940, 5130, 5265, 5634, 5832, 5928, 5947, 6156, 6260, 6318, 6561, 6669, 6840, 7020, 7290, 7410, 7512, 7695, 8138, 8424, 8451, 8748, 8892, 9234, 9390, 9477, 9720, 9880, 10260, 10530, 10935, 11115, 11268, 11894, 12207, 12312, 12520, 12636, 13122, 13338, 13851, 14040, 14085, 14580, 14820, 15390, 15795, 16276, 16902, 17496, 17784, 17841, 18468, 18780, 18954, 20007, 20345, 20520, 21060, 21870, 22230, 22536, 23085, 23788, 24414, 25272, 25353, 26244, 26676, 27702, 28170, 28431, 29160, 29640, 29735, 30780, 31590, 32552, 32805, 33345, 33804, 35682, 36621, 36936, 37560, 37908, 40014, 40690, 41553, 42120, 42255, 43740, 44460, 46170, 47385, 47576, 48828, 50706, 52488, 53352, 53523, 55404, 56340, 56862, 59470, 60021, 61035, 61560, 63180, 65610, 66690, 67608, 69255, 71364, 73242, 75816, 76059, 77311, 80028, 81380, 83106, 84510, 85293, 87480, 88920, 89205, 92340, 94770, 97656, 100035, 101412, 107046, 109863, 110808, 112680, 113724, 118940, 120042, 122070, 124659, 126360, 126765, 131220, 133380, 138510, 142155, 142728, 146484, 152118, 154622, 160056, 160569, 162760, 166212, 169020, 170586, 178410, 180063, 183105, 184680, 189540, 200070, 202824, 207765, 214092, 219726, 227448, 228177, 231933, 237880, 240084, 244140, 249318, 253530, 262440, 266760, 267615, 277020, 284310, 292968, 300105, 304236, 309244, 321138, 329589, 332424, 338040, 341172, 356820, 360126, 366210, 379080, 380295, 386555, 400140, 415530, 426465, 428184, 439452, 456354, 463866, 480168, 481707, 488280, 498636, 507060, 535230, 540189, 549315, 554040, 568620, 600210, 608472, 618488, 623295, 642276, 659178, 682344, 684531, 695799, 713640, 720252, 732420, 760590, 773110, 800280, 802845, 831060, 852930, 878904, 900315, 912708, 927732, 963414, 988767, 997272, 1014120, 1070460, 1080378, 1098630, 1137240, 1140885, 1159665, 1200420, 1246590, 1284552, 1318356, 1369062, 1391598, 1440504, 1445121, 1464840, 1521180, 1546220, 1605690, 1620567, 1647945, 1662120, 1705860, 1800630, 1825416, 1855464, 1926828, 1977534, 2053593, 2087397, 2140920, 2160756, 2197260, 2281770, 2319330, 2400840, 2408535, 2493180, 2636712, 2700945, 2738124, 2783196, 2890242, 2966301, 3042360, 3092440, 3211380, 3241134, 3295890, 3411720, 3422655, 3478995, 3601260, 3853656, 3955068, 4107186, 4174794, 4321512, 4335363, 4394520, 4563540, 4638660, 4817070, 4943835, 4986360, 5401890, 5476248, 5566392, 5780484, 5932602, 6262191, 6422760, 6482268, 6591780, 6845310, 6957990, 7202520, 7225605, 7910136, 8102835, 8214372, 8349588, 8670726, 8898903, 9127080, 9277320, 9634140, 9887670, 10267965, 10436985, 10803780, 11560968, 11865204, 12524382, 12964536, 13006089, 13183560, 13690620, 13915980, 14451210, 14831505, 16205670, 16428744, 16699176, 17341452, 17797806, 18786573, 19268280, 19775340, 20535930, 20873970, 21607560, 21676815, 23730408, 25048764, 26012178, 26696709, 27381240, 27831960, 28902420, 29663010, 31310955, 32411340, 34682904, 35595612, 37573146, 39018267, 39550680, 41071860, 41747940, 43353630, 44494515, 50097528, 52024356, 53393418, 56359719, 57804840, 59326020, 62621910, 64822680, 65030445, 71191224, 75146292, 78036534, 82143720, 83495880, 86707260, 88989030, 93932865, 104048712, 106786836, 112719438, 118652040, 125243820, 130060890, 133483545, 150292584, 156073068, 169079157, 173414520, 177978060, 187865730, 195091335, 213573672, 225438876, 250487640, 260121780, 266967090, 281798595, 312146136, 338158314, 355956120, 375731460, 390182670, 450877752, 507237471, 520243560, 533934180, 563597190, 676316628, 751462920, 780365340, 845395785, 1014474942, 1067868360, 1127194380, 1352633256, 1560730680, 1690791570, 2028949884, 2254388760, 2536187355, 3381583140, 4057899768, 5072374710, 6763166280, 10144749420, 20289498840]

約数ペア:

[(1, 20289498840), (2, 10144749420), (3, 6763166280), (4, 5072374710), (5, 4057899768), (6, 3381583140), (8, 2536187355), (9, 2254388760), (10, 2028949884), (12, 1690791570), (13, 1560730680), (15, 1352633256), (18, 1127194380), (19, 1067868360), (20, 1014474942), (24, 845395785), (26, 780365340), (27, 751462920), (30, 676316628), (36, 563597190), (38, 533934180), (39, 520243560), (40, 507237471), (45, 450877752), (52, 390182670), (54, 375731460), (57, 355956120), (60, 338158314), (65, 312146136), (72, 281798595), (76, 266967090), (78, 260121780), (81, 250487640), (90, 225438876), (95, 213573672), (104, 195091335), (108, 187865730), (114, 177978060), (117, 173414520), (120, 169079157), (130, 156073068), (135, 150292584), (152, 133483545), (156, 130060890), (162, 125243820), (171, 118652040), (180, 112719438), (190, 106786836), (195, 104048712), (216, 93932865), (228, 88989030), (234, 86707260), (243, 83495880), (247, 82143720), (260, 78036534), (270, 75146292), (285, 71191224), (312, 65030445), (313, 64822680), (324, 62621910), (342, 59326020), (351, 57804840), (360, 56359719), (380, 53393418), (390, 52024356), (405, 50097528), (456, 44494515), (468, 43353630), (486, 41747940), (494, 41071860), (513, 39550680), (520, 39018267), (540, 37573146), (570, 35595612), (585, 34682904), (626, 32411340), (648, 31310955), (684, 29663010), (702, 28902420), (729, 27831960), (741, 27381240), (760, 26696709), (780, 26012178), (810, 25048764), (855, 23730408), (936, 21676815), (939, 21607560), (972, 20873970), (988, 20535930), (1026, 19775340), (1053, 19268280), (1080, 18786573), (1140, 17797806), (1170, 17341452), (1215, 16699176), (1235, 16428744), (1252, 16205670), (1368, 14831505), (1404, 14451210), (1458, 13915980), (1482, 13690620), (1539, 13183560), (1560, 13006089), (1565, 12964536), (1620, 12524382), (1710, 11865204), (1755, 11560968), (1878, 10803780), (1944, 10436985), (1976, 10267965), (2052, 9887670), (2106, 9634140), (2187, 9277320), (2223, 9127080), (2280, 8898903), (2340, 8670726), (2430, 8349588), (2470, 8214372), (2504, 8102835), (2565, 7910136), (2808, 7225605), (2817, 7202520), (2916, 6957990), (2964, 6845310), (3078, 6591780), (3130, 6482268), (3159, 6422760), (3240, 6262191), (3420, 5932602), (3510, 5780484), (3645, 5566392), (3705, 5476248), (3756, 5401890), (4069, 4986360), (4104, 4943835), (4212, 4817070), (4374, 4638660), (4446, 4563540), (4617, 4394520), (4680, 4335363), (4695, 4321512), (4860, 4174794), (4940, 4107186), (5130, 3955068), (5265, 3853656), (5634, 3601260), (5832, 3478995), (5928, 3422655), (5947, 3411720), (6156, 3295890), (6260, 3241134), (6318, 3211380), (6561, 3092440), (6669, 3042360), (6840, 2966301), (7020, 2890242), (7290, 2783196), (7410, 2738124), (7512, 2700945), (7695, 2636712), (8138, 2493180), (8424, 2408535), (8451, 2400840), (8748, 2319330), (8892, 2281770), (9234, 2197260), (9390, 2160756), (9477, 2140920), (9720, 2087397), (9880, 2053593), (10260, 1977534), (10530, 1926828), (10935, 1855464), (11115, 1825416), (11268, 1800630), (11894, 1705860), (12207, 1662120), (12312, 1647945), (12520, 1620567), (12636, 1605690), (13122, 1546220), (13338, 1521180), (13851, 1464840), (14040, 1445121), (14085, 1440504), (14580, 1391598), (14820, 1369062), (15390, 1318356), (15795, 1284552), (16276, 1246590), (16902, 1200420), (17496, 1159665), (17784, 1140885), (17841, 1137240), (18468, 1098630), (18780, 1080378), (18954, 1070460), (20007, 1014120), (20345, 997272), (20520, 988767), (21060, 963414), (21870, 927732), (22230, 912708), (22536, 900315), (23085, 878904), (23788, 852930), (24414, 831060), (25272, 802845), (25353, 800280), (26244, 773110), (26676, 760590), (27702, 732420), (28170, 720252), (28431, 713640), (29160, 695799), (29640, 684531), (29735, 682344), (30780, 659178), (31590, 642276), (32552, 623295), (32805, 618488), (33345, 608472), (33804, 600210), (35682, 568620), (36621, 554040), (36936, 549315), (37560, 540189), (37908, 535230), (40014, 507060), (40690, 498636), (41553, 488280), (42120, 481707), (42255, 480168), (43740, 463866), (44460, 456354), (46170, 439452), (47385, 428184), (47576, 426465), (48828, 415530), (50706, 400140), (52488, 386555), (53352, 380295), (53523, 379080), (55404, 366210), (56340, 360126), (56862, 356820), (59470, 341172), (60021, 338040), (61035, 332424), (61560, 329589), (63180, 321138), (65610, 309244), (66690, 304236), (67608, 300105), (69255, 292968), (71364, 284310), (73242, 277020), (75816, 267615), (76059, 266760), (77311, 262440), (80028, 253530), (81380, 249318), (83106, 244140), (84510, 240084), (85293, 237880), (87480, 231933), (88920, 228177), (89205, 227448), (92340, 219726), (94770, 214092), (97656, 207765), (100035, 202824), (101412, 200070), (107046, 189540), (109863, 184680), (110808, 183105), (112680, 180063), (113724, 178410), (118940, 170586), (120042, 169020), (122070, 166212), (124659, 162760), (126360, 160569), (126765, 160056), (131220, 154622), (133380, 152118), (138510, 146484), (142155, 142728)]