9547788280

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{347}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 22324896000

約数和(自身を除く): 12777107720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 89, 118, 131, 178, 236, 262, 295, 347, 356, 445, 472, 524, 590, 655, 694, 712, 890, 1048, 1180, 1310, 1388, 1735, 1780, 2360, 2620, 2776, 3470, 3560, 5240, 5251, 6940, 7729, 10502, 11659, 13880, 15458, 20473, 21004, 23318, 26255, 30883, 30916, 38645, 40946, 42008, 45457, 46636, 52510, 58295, 61766, 61832, 77290, 81892, 90914, 93272, 102365, 105020, 116590, 123532, 154415, 154580, 163784, 181828, 204730, 210040, 227285, 233180, 247064, 308830, 309160, 363656, 409460, 454570, 466360, 617660, 687881, 818920, 909140, 1235320, 1375762, 1818280, 1822097, 2681963, 2751524, 3439405, 3644194, 4045673, 5363926, 5503048, 6878810, 7288388, 8091346, 9110485, 10727852, 13409815, 13757620, 14576776, 16182692, 18220970, 20228365, 21455704, 26819630, 27515240, 32365384, 36441940, 40456730, 53639260, 72883880, 80913460, 107278520, 161826920, 238694707, 477389414, 954778828, 1193473535, 1909557656, 2386947070, 4773894140, 9547788280]

約数ペア:

[(1, 9547788280), (2, 4773894140), (4, 2386947070), (5, 1909557656), (8, 1193473535), (10, 954778828), (20, 477389414), (40, 238694707), (59, 161826920), (89, 107278520), (118, 80913460), (131, 72883880), (178, 53639260), (236, 40456730), (262, 36441940), (295, 32365384), (347, 27515240), (356, 26819630), (445, 21455704), (472, 20228365), (524, 18220970), (590, 16182692), (655, 14576776), (694, 13757620), (712, 13409815), (890, 10727852), (1048, 9110485), (1180, 8091346), (1310, 7288388), (1388, 6878810), (1735, 5503048), (1780, 5363926), (2360, 4045673), (2620, 3644194), (2776, 3439405), (3470, 2751524), (3560, 2681963), (5240, 1822097), (5251, 1818280), (6940, 1375762), (7729, 1235320), (10502, 909140), (11659, 818920), (13880, 687881), (15458, 617660), (20473, 466360), (21004, 454570), (23318, 409460), (26255, 363656), (30883, 309160), (30916, 308830), (38645, 247064), (40946, 233180), (42008, 227285), (45457, 210040), (46636, 204730), (52510, 181828), (58295, 163784), (61766, 154580), (61832, 154415), (77290, 123532), (81892, 116590), (90914, 105020), (93272, 102365)]