427720752

素因数分解:

$2^4\times 3^2\times {\mathrm{157}}^1\times {\mathrm{18919}}^1$

素因数の和:19090

約数の個数: 60

約数和(自身を含む): 1204712080

約数和(自身を除く): 776991328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 157, 314, 471, 628, 942, 1256, 1413, 1884, 2512, 2826, 3768, 5652, 7536, 11304, 18919, 22608, 37838, 56757, 75676, 113514, 151352, 170271, 227028, 302704, 340542, 454056, 681084, 908112, 1362168, 2724336, 2970283, 5940566, 8910849, 11881132, 17821698, 23762264, 26732547, 35643396, 47524528, 53465094, 71286792, 106930188, 142573584, 213860376, 427720752]

約数ペア:

[(1, 427720752), (2, 213860376), (3, 142573584), (4, 106930188), (6, 71286792), (8, 53465094), (9, 47524528), (12, 35643396), (16, 26732547), (18, 23762264), (24, 17821698), (36, 11881132), (48, 8910849), (72, 5940566), (144, 2970283), (157, 2724336), (314, 1362168), (471, 908112), (628, 681084), (942, 454056), (1256, 340542), (1413, 302704), (1884, 227028), (2512, 170271), (2826, 151352), (3768, 113514), (5652, 75676), (7536, 56757), (11304, 37838), (18919, 22608)]