270756040

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:622

約数の個数: 64

約数和(自身を含む): 619565760

約数和(自身を除く): 348809720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 163, 262, 317, 326, 524, 634, 652, 655, 815, 1048, 1268, 1304, 1310, 1585, 1630, 2536, 2620, 3170, 3260, 5240, 6340, 6520, 12680, 21353, 41527, 42706, 51671, 83054, 85412, 103342, 106765, 166108, 170824, 206684, 207635, 213530, 258355, 332216, 413368, 415270, 427060, 516710, 830540, 854120, 1033420, 1661080, 2066840, 6768901, 13537802, 27075604, 33844505, 54151208, 67689010, 135378020, 270756040]

約数ペア:

[(1, 270756040), (2, 135378020), (4, 67689010), (5, 54151208), (8, 33844505), (10, 27075604), (20, 13537802), (40, 6768901), (131, 2066840), (163, 1661080), (262, 1033420), (317, 854120), (326, 830540), (524, 516710), (634, 427060), (652, 415270), (655, 413368), (815, 332216), (1048, 258355), (1268, 213530), (1304, 207635), (1310, 206684), (1585, 170824), (1630, 166108), (2536, 106765), (2620, 103342), (3170, 85412), (3260, 83054), (5240, 51671), (6340, 42706), (6520, 41527), (12680, 21353)]