28667459940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{11173}}^1$

素因数の和:11382

約数の個数: 192

約数和(自身を含む): 94612492800

約数和(自身を除く): 65945032860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 41, 42, 60, 70, 82, 84, 105, 123, 140, 149, 164, 205, 210, 246, 287, 298, 410, 420, 447, 492, 574, 596, 615, 745, 820, 861, 894, 1043, 1148, 1230, 1435, 1490, 1722, 1788, 2086, 2235, 2460, 2870, 2980, 3129, 3444, 4172, 4305, 4470, 5215, 5740, 6109, 6258, 8610, 8940, 10430, 11173, 12218, 12516, 15645, 17220, 18327, 20860, 22346, 24436, 30545, 31290, 33519, 36654, 42763, 44692, 55865, 61090, 62580, 67038, 73308, 78211, 85526, 91635, 111730, 122180, 128289, 134076, 156422, 167595, 171052, 183270, 213815, 223460, 234633, 256578, 312844, 335190, 366540, 391055, 427630, 458093, 469266, 513156, 641445, 670380, 782110, 855260, 916186, 938532, 1173165, 1282890, 1374279, 1564220, 1664777, 1832372, 2290465, 2346330, 2565780, 2748558, 3206651, 3329554, 4580930, 4692660, 4994331, 5497116, 6413302, 6659108, 6871395, 8323885, 9161860, 9619953, 9988662, 11653439, 12826604, 13742790, 16033255, 16647770, 19239906, 19977324, 23306878, 24971655, 27485580, 32066510, 33295540, 34960317, 38479812, 46613756, 48099765, 49943310, 58267195, 64133020, 68255857, 69920634, 96199530, 99886620, 116534390, 136511714, 139841268, 174801585, 192399060, 204767571, 233068780, 273023428, 341279285, 349603170, 409535142, 477790999, 682558570, 699206340, 819070284, 955581998, 1023837855, 1365117140, 1433372997, 1911163996, 2047675710, 2388954995, 2866745994, 4095351420, 4777909990, 5733491988, 7166864985, 9555819980, 14333729970, 28667459940]

約数ペア:

[(1, 28667459940), (2, 14333729970), (3, 9555819980), (4, 7166864985), (5, 5733491988), (6, 4777909990), (7, 4095351420), (10, 2866745994), (12, 2388954995), (14, 2047675710), (15, 1911163996), (20, 1433372997), (21, 1365117140), (28, 1023837855), (30, 955581998), (35, 819070284), (41, 699206340), (42, 682558570), (60, 477790999), (70, 409535142), (82, 349603170), (84, 341279285), (105, 273023428), (123, 233068780), (140, 204767571), (149, 192399060), (164, 174801585), (205, 139841268), (210, 136511714), (246, 116534390), (287, 99886620), (298, 96199530), (410, 69920634), (420, 68255857), (447, 64133020), (492, 58267195), (574, 49943310), (596, 48099765), (615, 46613756), (745, 38479812), (820, 34960317), (861, 33295540), (894, 32066510), (1043, 27485580), (1148, 24971655), (1230, 23306878), (1435, 19977324), (1490, 19239906), (1722, 16647770), (1788, 16033255), (2086, 13742790), (2235, 12826604), (2460, 11653439), (2870, 9988662), (2980, 9619953), (3129, 9161860), (3444, 8323885), (4172, 6871395), (4305, 6659108), (4470, 6413302), (5215, 5497116), (5740, 4994331), (6109, 4692660), (6258, 4580930), (8610, 3329554), (8940, 3206651), (10430, 2748558), (11173, 2565780), (12218, 2346330), (12516, 2290465), (15645, 1832372), (17220, 1664777), (18327, 1564220), (20860, 1374279), (22346, 1282890), (24436, 1173165), (30545, 938532), (31290, 916186), (33519, 855260), (36654, 782110), (42763, 670380), (44692, 641445), (55865, 513156), (61090, 469266), (62580, 458093), (67038, 427630), (73308, 391055), (78211, 366540), (85526, 335190), (91635, 312844), (111730, 256578), (122180, 234633), (128289, 223460), (134076, 213815), (156422, 183270), (167595, 171052)]