138438120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{21767}}^1$

素因数の和:21834

約数の個数: 64

約数和(自身を含む): 423169920

約数和(自身を除く): 284731800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 53, 60, 106, 120, 159, 212, 265, 318, 424, 530, 636, 795, 1060, 1272, 1590, 2120, 3180, 6360, 21767, 43534, 65301, 87068, 108835, 130602, 174136, 217670, 261204, 326505, 435340, 522408, 653010, 870680, 1153651, 1306020, 2307302, 2612040, 3460953, 4614604, 5768255, 6921906, 9229208, 11536510, 13843812, 17304765, 23073020, 27687624, 34609530, 46146040, 69219060, 138438120]

約数ペア:

[(1, 138438120), (2, 69219060), (3, 46146040), (4, 34609530), (5, 27687624), (6, 23073020), (8, 17304765), (10, 13843812), (12, 11536510), (15, 9229208), (20, 6921906), (24, 5768255), (30, 4614604), (40, 3460953), (53, 2612040), (60, 2307302), (106, 1306020), (120, 1153651), (159, 870680), (212, 653010), (265, 522408), (318, 435340), (424, 326505), (530, 261204), (636, 217670), (795, 174136), (1060, 130602), (1272, 108835), (1590, 87068), (2120, 65301), (3180, 43534), (6360, 21767)]