220461240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{211}}^1\times {\mathrm{8707}}^1$

素因数の和:8932

約数の個数: 64

約数和(自身を含む): 664594560

約数和(自身を除く): 444133320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 211, 422, 633, 844, 1055, 1266, 1688, 2110, 2532, 3165, 4220, 5064, 6330, 8440, 8707, 12660, 17414, 25320, 26121, 34828, 43535, 52242, 69656, 87070, 104484, 130605, 174140, 208968, 261210, 348280, 522420, 1044840, 1837177, 3674354, 5511531, 7348708, 9185885, 11023062, 14697416, 18371770, 22046124, 27557655, 36743540, 44092248, 55115310, 73487080, 110230620, 220461240]

約数ペア:

[(1, 220461240), (2, 110230620), (3, 73487080), (4, 55115310), (5, 44092248), (6, 36743540), (8, 27557655), (10, 22046124), (12, 18371770), (15, 14697416), (20, 11023062), (24, 9185885), (30, 7348708), (40, 5511531), (60, 3674354), (120, 1837177), (211, 1044840), (422, 522420), (633, 348280), (844, 261210), (1055, 208968), (1266, 174140), (1688, 130605), (2110, 104484), (2532, 87070), (3165, 69656), (4220, 52242), (5064, 43535), (6330, 34828), (8440, 26121), (8707, 25320), (12660, 17414)]