8127520640

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{2273}}^1$

素因数の和:2480

約数の個数: 128

約数和(自身を含む): 20095974720

約数和(自身を除く): 11968454080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 151, 160, 185, 296, 302, 320, 370, 592, 604, 640, 740, 755, 1184, 1208, 1480, 1510, 2273, 2368, 2416, 2960, 3020, 4546, 4736, 4832, 5587, 5920, 6040, 9092, 9664, 11174, 11365, 11840, 12080, 18184, 19328, 22348, 22730, 23680, 24160, 27935, 36368, 44696, 45460, 48320, 55870, 72736, 84101, 89392, 90920, 96640, 111740, 145472, 168202, 178784, 181840, 223480, 290944, 336404, 343223, 357568, 363680, 420505, 446960, 672808, 686446, 715136, 727360, 841010, 893920, 1345616, 1372892, 1454720, 1682020, 1716115, 1787840, 2691232, 2745784, 3364040, 3432230, 3575680, 5382464, 5491568, 6728080, 6864460, 10764928, 10983136, 12699251, 13456160, 13728920, 21966272, 25398502, 26912320, 27457840, 43932544, 50797004, 53824640, 54915680, 63496255, 101594008, 109831360, 126992510, 203188016, 219662720, 253985020, 406376032, 507970040, 812752064, 1015940080, 1625504128, 2031880160, 4063760320, 8127520640]

約数ペア:

[(1, 8127520640), (2, 4063760320), (4, 2031880160), (5, 1625504128), (8, 1015940080), (10, 812752064), (16, 507970040), (20, 406376032), (32, 253985020), (37, 219662720), (40, 203188016), (64, 126992510), (74, 109831360), (80, 101594008), (128, 63496255), (148, 54915680), (151, 53824640), (160, 50797004), (185, 43932544), (296, 27457840), (302, 26912320), (320, 25398502), (370, 21966272), (592, 13728920), (604, 13456160), (640, 12699251), (740, 10983136), (755, 10764928), (1184, 6864460), (1208, 6728080), (1480, 5491568), (1510, 5382464), (2273, 3575680), (2368, 3432230), (2416, 3364040), (2960, 2745784), (3020, 2691232), (4546, 1787840), (4736, 1716115), (4832, 1682020), (5587, 1454720), (5920, 1372892), (6040, 1345616), (9092, 893920), (9664, 841010), (11174, 727360), (11365, 715136), (11840, 686446), (12080, 672808), (18184, 446960), (19328, 420505), (22348, 363680), (22730, 357568), (23680, 343223), (24160, 336404), (27935, 290944), (36368, 223480), (44696, 181840), (45460, 178784), (48320, 168202), (55870, 145472), (72736, 111740), (84101, 96640), (89392, 90920)]