90534640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{601}}^1$

素因数の和:890

約数の個数: 80

約数和(自身を含む): 241859520

約数和(自身を除く): 151324880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 269, 280, 538, 560, 601, 1076, 1202, 1345, 1883, 2152, 2404, 2690, 3005, 3766, 4207, 4304, 4808, 5380, 6010, 7532, 8414, 9415, 9616, 10760, 12020, 15064, 16828, 18830, 21035, 21520, 24040, 30128, 33656, 37660, 42070, 48080, 67312, 75320, 84140, 150640, 161669, 168280, 323338, 336560, 646676, 808345, 1131683, 1293352, 1616690, 2263366, 2586704, 3233380, 4526732, 5658415, 6466760, 9053464, 11316830, 12933520, 18106928, 22633660, 45267320, 90534640]

約数ペア:

[(1, 90534640), (2, 45267320), (4, 22633660), (5, 18106928), (7, 12933520), (8, 11316830), (10, 9053464), (14, 6466760), (16, 5658415), (20, 4526732), (28, 3233380), (35, 2586704), (40, 2263366), (56, 1616690), (70, 1293352), (80, 1131683), (112, 808345), (140, 646676), (269, 336560), (280, 323338), (538, 168280), (560, 161669), (601, 150640), (1076, 84140), (1202, 75320), (1345, 67312), (1883, 48080), (2152, 42070), (2404, 37660), (2690, 33656), (3005, 30128), (3766, 24040), (4207, 21520), (4304, 21035), (4808, 18830), (5380, 16828), (6010, 15064), (7532, 12020), (8414, 10760), (9415, 9616)]