20128040280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:399

約数の個数: 384

約数和(自身を含む): 68859648000

約数和(自身を除く): 48731607720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 79, 86, 90, 109, 120, 129, 151, 158, 172, 180, 215, 218, 237, 258, 302, 316, 327, 344, 360, 387, 395, 430, 436, 453, 474, 516, 545, 604, 632, 645, 654, 711, 755, 774, 790, 860, 872, 906, 948, 981, 1032, 1090, 1185, 1208, 1290, 1308, 1359, 1422, 1510, 1548, 1580, 1635, 1720, 1812, 1896, 1935, 1962, 2180, 2265, 2370, 2580, 2616, 2718, 2844, 3020, 3096, 3160, 3270, 3397, 3555, 3624, 3870, 3924, 4360, 4530, 4687, 4740, 4905, 5160, 5436, 5688, 6040, 6493, 6540, 6794, 6795, 7110, 7740, 7848, 8611, 9060, 9374, 9480, 9810, 10191, 10872, 11929, 12986, 13080, 13588, 13590, 14061, 14220, 15480, 16459, 16985, 17222, 18120, 18748, 19479, 19620, 20382, 23435, 23858, 25833, 25972, 27176, 27180, 28122, 28440, 30573, 32465, 32918, 33970, 34444, 35787, 37496, 38958, 39240, 40764, 42183, 43055, 46870, 47716, 49377, 50955, 51666, 51944, 54360, 56244, 58437, 59645, 61146, 64930, 65836, 67940, 68888, 70305, 71574, 77499, 77916, 81528, 82295, 84366, 86110, 93740, 95432, 97395, 98754, 101910, 103332, 107361, 112488, 116874, 119290, 122292, 129165, 129860, 131672, 135880, 140610, 143148, 148131, 152865, 154998, 155832, 164590, 168732, 172220, 178935, 187480, 194790, 197508, 203820, 206664, 210915, 214722, 233748, 238580, 244584, 246885, 258330, 259720, 281220, 286296, 292185, 296262, 305730, 309996, 329180, 337464, 344440, 357870, 370273, 387495, 389580, 395016, 407640, 421830, 429444, 467496, 477160, 493770, 512947, 516660, 536805, 562440, 584370, 592524, 611460, 619992, 658360, 707737, 715740, 740546, 740655, 774990, 779160, 843660, 858888, 987540, 1025894, 1033320, 1073610, 1110819, 1168740, 1185048, 1222920, 1300261, 1415474, 1431480, 1481092, 1481310, 1538841, 1549980, 1687320, 1851365, 1975080, 2051788, 2123211, 2147220, 2221638, 2337480, 2564735, 2600522, 2830948, 2962184, 2962620, 3077682, 3099960, 3332457, 3538685, 3702730, 3900783, 4103576, 4246422, 4294440, 4443276, 4616523, 5129470, 5201044, 5554095, 5661896, 5925240, 6155364, 6369633, 6501305, 6664914, 7077370, 7405460, 7694205, 7801566, 8492844, 8886552, 9233046, 10258940, 10402088, 10616055, 11108190, 11702349, 12310728, 12739266, 13002610, 13329828, 14154740, 14810920, 15388410, 15603132, 16662285, 16985688, 18466092, 19503915, 20517880, 21232110, 22216380, 23082615, 23404698, 25478532, 26005220, 26659656, 28309480, 30776820, 31206264, 31848165, 33324570, 36932184, 39007830, 42464220, 44432760, 46165230, 46809396, 50957064, 52010440, 55911223, 58511745, 61553640, 63696330, 66649140, 78015660, 84928440, 92330460, 93618792, 111822446, 117023490, 127392660, 133298280, 156031320, 167733669, 184660920, 223644892, 234046980, 254785320, 279556115, 335467338, 447289784, 468093960, 503201007, 559112230, 670934676, 838668345, 1006402014, 1118224460, 1341869352, 1677336690, 2012804028, 2236448920, 2516005035, 3354673380, 4025608056, 5032010070, 6709346760, 10064020140, 20128040280]

約数ペア:

[(1, 20128040280), (2, 10064020140), (3, 6709346760), (4, 5032010070), (5, 4025608056), (6, 3354673380), (8, 2516005035), (9, 2236448920), (10, 2012804028), (12, 1677336690), (15, 1341869352), (18, 1118224460), (20, 1006402014), (24, 838668345), (30, 670934676), (36, 559112230), (40, 503201007), (43, 468093960), (45, 447289784), (60, 335467338), (72, 279556115), (79, 254785320), (86, 234046980), (90, 223644892), (109, 184660920), (120, 167733669), (129, 156031320), (151, 133298280), (158, 127392660), (172, 117023490), (180, 111822446), (215, 93618792), (218, 92330460), (237, 84928440), (258, 78015660), (302, 66649140), (316, 63696330), (327, 61553640), (344, 58511745), (360, 55911223), (387, 52010440), (395, 50957064), (430, 46809396), (436, 46165230), (453, 44432760), (474, 42464220), (516, 39007830), (545, 36932184), (604, 33324570), (632, 31848165), (645, 31206264), (654, 30776820), (711, 28309480), (755, 26659656), (774, 26005220), (790, 25478532), (860, 23404698), (872, 23082615), (906, 22216380), (948, 21232110), (981, 20517880), (1032, 19503915), (1090, 18466092), (1185, 16985688), (1208, 16662285), (1290, 15603132), (1308, 15388410), (1359, 14810920), (1422, 14154740), (1510, 13329828), (1548, 13002610), (1580, 12739266), (1635, 12310728), (1720, 11702349), (1812, 11108190), (1896, 10616055), (1935, 10402088), (1962, 10258940), (2180, 9233046), (2265, 8886552), (2370, 8492844), (2580, 7801566), (2616, 7694205), (2718, 7405460), (2844, 7077370), (3020, 6664914), (3096, 6501305), (3160, 6369633), (3270, 6155364), (3397, 5925240), (3555, 5661896), (3624, 5554095), (3870, 5201044), (3924, 5129470), (4360, 4616523), (4530, 4443276), (4687, 4294440), (4740, 4246422), (4905, 4103576), (5160, 3900783), (5436, 3702730), (5688, 3538685), (6040, 3332457), (6493, 3099960), (6540, 3077682), (6794, 2962620), (6795, 2962184), (7110, 2830948), (7740, 2600522), (7848, 2564735), (8611, 2337480), (9060, 2221638), (9374, 2147220), (9480, 2123211), (9810, 2051788), (10191, 1975080), (10872, 1851365), (11929, 1687320), (12986, 1549980), (13080, 1538841), (13588, 1481310), (13590, 1481092), (14061, 1431480), (14220, 1415474), (15480, 1300261), (16459, 1222920), (16985, 1185048), (17222, 1168740), (18120, 1110819), (18748, 1073610), (19479, 1033320), (19620, 1025894), (20382, 987540), (23435, 858888), (23858, 843660), (25833, 779160), (25972, 774990), (27176, 740655), (27180, 740546), (28122, 715740), (28440, 707737), (30573, 658360), (32465, 619992), (32918, 611460), (33970, 592524), (34444, 584370), (35787, 562440), (37496, 536805), (38958, 516660), (39240, 512947), (40764, 493770), (42183, 477160), (43055, 467496), (46870, 429444), (47716, 421830), (49377, 407640), (50955, 395016), (51666, 389580), (51944, 387495), (54360, 370273), (56244, 357870), (58437, 344440), (59645, 337464), (61146, 329180), (64930, 309996), (65836, 305730), (67940, 296262), (68888, 292185), (70305, 286296), (71574, 281220), (77499, 259720), (77916, 258330), (81528, 246885), (82295, 244584), (84366, 238580), (86110, 233748), (93740, 214722), (95432, 210915), (97395, 206664), (98754, 203820), (101910, 197508), (103332, 194790), (107361, 187480), (112488, 178935), (116874, 172220), (119290, 168732), (122292, 164590), (129165, 155832), (129860, 154998), (131672, 152865), (135880, 148131), (140610, 143148)]