31423980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3253}}^1$

素因数の和:3295

約数の個数: 96

約数和(自身を含む): 104961024

約数和(自身を除く): 73537044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 3253, 4830, 6506, 9660, 9759, 13012, 16265, 19518, 22771, 32530, 39036, 45542, 48795, 65060, 68313, 74819, 91084, 97590, 113855, 136626, 149638, 195180, 224457, 227710, 273252, 299276, 341565, 374095, 448914, 455420, 523733, 683130, 748190, 897828, 1047466, 1122285, 1366260, 1496380, 1571199, 2094932, 2244570, 2618665, 3142398, 4489140, 5237330, 6284796, 7855995, 10474660, 15711990, 31423980]

約数ペア:

[(1, 31423980), (2, 15711990), (3, 10474660), (4, 7855995), (5, 6284796), (6, 5237330), (7, 4489140), (10, 3142398), (12, 2618665), (14, 2244570), (15, 2094932), (20, 1571199), (21, 1496380), (23, 1366260), (28, 1122285), (30, 1047466), (35, 897828), (42, 748190), (46, 683130), (60, 523733), (69, 455420), (70, 448914), (84, 374095), (92, 341565), (105, 299276), (115, 273252), (138, 227710), (140, 224457), (161, 195180), (210, 149638), (230, 136626), (276, 113855), (322, 97590), (345, 91084), (420, 74819), (460, 68313), (483, 65060), (644, 48795), (690, 45542), (805, 39036), (966, 32530), (1380, 22771), (1610, 19518), (1932, 16265), (2415, 13012), (3220, 9759), (3253, 9660), (4830, 6506)]