353226760

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 808801200

約数和(自身を除く): 455574440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 313, 317, 356, 445, 626, 634, 712, 890, 1252, 1268, 1565, 1585, 1780, 2504, 2536, 3130, 3170, 3560, 6260, 6340, 12520, 12680, 27857, 28213, 55714, 56426, 99221, 111428, 112852, 139285, 141065, 198442, 222856, 225704, 278570, 282130, 396884, 496105, 557140, 564260, 793768, 992210, 1114280, 1128520, 1984420, 3968840, 8830669, 17661338, 35322676, 44153345, 70645352, 88306690, 176613380, 353226760]

約数ペア:

[(1, 353226760), (2, 176613380), (4, 88306690), (5, 70645352), (8, 44153345), (10, 35322676), (20, 17661338), (40, 8830669), (89, 3968840), (178, 1984420), (313, 1128520), (317, 1114280), (356, 992210), (445, 793768), (626, 564260), (634, 557140), (712, 496105), (890, 396884), (1252, 282130), (1268, 278570), (1565, 225704), (1585, 222856), (1780, 198442), (2504, 141065), (2536, 139285), (3130, 112852), (3170, 111428), (3560, 99221), (6260, 56426), (6340, 55714), (12520, 28213), (12680, 27857)]