78978840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{6151}}^1$

素因数の和:6272

約数の個数: 64

約数和(自身を含む): 239189760

約数和(自身を除く): 160210920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 856, 1070, 1284, 1605, 2140, 2568, 3210, 4280, 6151, 6420, 12302, 12840, 18453, 24604, 30755, 36906, 49208, 61510, 73812, 92265, 123020, 147624, 184530, 246040, 369060, 658157, 738120, 1316314, 1974471, 2632628, 3290785, 3948942, 5265256, 6581570, 7897884, 9872355, 13163140, 15795768, 19744710, 26326280, 39489420, 78978840]

約数ペア:

[(1, 78978840), (2, 39489420), (3, 26326280), (4, 19744710), (5, 15795768), (6, 13163140), (8, 9872355), (10, 7897884), (12, 6581570), (15, 5265256), (20, 3948942), (24, 3290785), (30, 2632628), (40, 1974471), (60, 1316314), (107, 738120), (120, 658157), (214, 369060), (321, 246040), (428, 184530), (535, 147624), (642, 123020), (856, 92265), (1070, 73812), (1284, 61510), (1605, 49208), (2140, 36906), (2568, 30755), (3210, 24604), (4280, 18453), (6151, 12840), (6420, 12302)]