31013820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{727}}^1$

素因数の和:824

約数の個数: 96

約数和(自身を含む): 97843200

約数和(自身を除く): 66829380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 79, 90, 108, 135, 158, 180, 237, 270, 316, 395, 474, 540, 711, 727, 790, 948, 1185, 1422, 1454, 1580, 2133, 2181, 2370, 2844, 2908, 3555, 3635, 4266, 4362, 4740, 6543, 7110, 7270, 8532, 8724, 10665, 10905, 13086, 14220, 14540, 19629, 21330, 21810, 26172, 32715, 39258, 42660, 43620, 57433, 65430, 78516, 98145, 114866, 130860, 172299, 196290, 229732, 287165, 344598, 392580, 516897, 574330, 689196, 861495, 1033794, 1148660, 1550691, 1722990, 2067588, 2584485, 3101382, 3445980, 5168970, 6202764, 7753455, 10337940, 15506910, 31013820]

約数ペア:

[(1, 31013820), (2, 15506910), (3, 10337940), (4, 7753455), (5, 6202764), (6, 5168970), (9, 3445980), (10, 3101382), (12, 2584485), (15, 2067588), (18, 1722990), (20, 1550691), (27, 1148660), (30, 1033794), (36, 861495), (45, 689196), (54, 574330), (60, 516897), (79, 392580), (90, 344598), (108, 287165), (135, 229732), (158, 196290), (180, 172299), (237, 130860), (270, 114866), (316, 98145), (395, 78516), (474, 65430), (540, 57433), (711, 43620), (727, 42660), (790, 39258), (948, 32715), (1185, 26172), (1422, 21810), (1454, 21330), (1580, 19629), (2133, 14540), (2181, 14220), (2370, 13086), (2844, 10905), (2908, 10665), (3555, 8724), (3635, 8532), (4266, 7270), (4362, 7110), (4740, 6543)]