72217320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{577}}^1$

素因数の和:747

約数の個数: 128

約数和(自身を含む): 249696000

約数和(自身を除く): 177478680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 149, 168, 210, 280, 298, 420, 447, 577, 596, 745, 840, 894, 1043, 1154, 1192, 1490, 1731, 1788, 2086, 2235, 2308, 2885, 2980, 3129, 3462, 3576, 4039, 4172, 4470, 4616, 5215, 5770, 5960, 6258, 6924, 8078, 8344, 8655, 8940, 10430, 11540, 12117, 12516, 13848, 15645, 16156, 17310, 17880, 20195, 20860, 23080, 24234, 25032, 31290, 32312, 34620, 40390, 41720, 48468, 60585, 62580, 69240, 80780, 85973, 96936, 121170, 125160, 161560, 171946, 242340, 257919, 343892, 429865, 484680, 515838, 601811, 687784, 859730, 1031676, 1203622, 1289595, 1719460, 1805433, 2063352, 2407244, 2579190, 3009055, 3438920, 3610866, 4814488, 5158380, 6018110, 7221732, 9027165, 10316760, 12036220, 14443464, 18054330, 24072440, 36108660, 72217320]

約数ペア:

[(1, 72217320), (2, 36108660), (3, 24072440), (4, 18054330), (5, 14443464), (6, 12036220), (7, 10316760), (8, 9027165), (10, 7221732), (12, 6018110), (14, 5158380), (15, 4814488), (20, 3610866), (21, 3438920), (24, 3009055), (28, 2579190), (30, 2407244), (35, 2063352), (40, 1805433), (42, 1719460), (56, 1289595), (60, 1203622), (70, 1031676), (84, 859730), (105, 687784), (120, 601811), (140, 515838), (149, 484680), (168, 429865), (210, 343892), (280, 257919), (298, 242340), (420, 171946), (447, 161560), (577, 125160), (596, 121170), (745, 96936), (840, 85973), (894, 80780), (1043, 69240), (1154, 62580), (1192, 60585), (1490, 48468), (1731, 41720), (1788, 40390), (2086, 34620), (2235, 32312), (2308, 31290), (2885, 25032), (2980, 24234), (3129, 23080), (3462, 20860), (3576, 20195), (4039, 17880), (4172, 17310), (4470, 16156), (4616, 15645), (5215, 13848), (5770, 12516), (5960, 12117), (6258, 11540), (6924, 10430), (8078, 8940), (8344, 8655)]