147328640

素因数分解:

$2^7\times 5^1\times {\mathrm{211}}^1\times {\mathrm{1091}}^1$

素因数の和:1321

約数の個数: 64

約数和(自身を含む): 354201120

約数和(自身を除く): 206872480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 211, 320, 422, 640, 844, 1055, 1091, 1688, 2110, 2182, 3376, 4220, 4364, 5455, 6752, 8440, 8728, 10910, 13504, 16880, 17456, 21820, 27008, 33760, 34912, 43640, 67520, 69824, 87280, 135040, 139648, 174560, 230201, 349120, 460402, 698240, 920804, 1151005, 1841608, 2302010, 3683216, 4604020, 7366432, 9208040, 14732864, 18416080, 29465728, 36832160, 73664320, 147328640]

約数ペア:

[(1, 147328640), (2, 73664320), (4, 36832160), (5, 29465728), (8, 18416080), (10, 14732864), (16, 9208040), (20, 7366432), (32, 4604020), (40, 3683216), (64, 2302010), (80, 1841608), (128, 1151005), (160, 920804), (211, 698240), (320, 460402), (422, 349120), (640, 230201), (844, 174560), (1055, 139648), (1091, 135040), (1688, 87280), (2110, 69824), (2182, 67520), (3376, 43640), (4220, 34912), (4364, 33760), (5455, 27008), (6752, 21820), (8440, 17456), (8728, 16880), (10910, 13504)]