71716428

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:433

約数の個数: 120

約数和(自身を含む): 217048832

約数和(自身を除く): 145332404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 103, 108, 126, 162, 189, 206, 252, 307, 309, 324, 378, 412, 567, 614, 618, 721, 756, 921, 927, 1134, 1228, 1236, 1442, 1842, 1854, 2149, 2163, 2268, 2763, 2781, 2884, 3684, 3708, 4298, 4326, 5526, 5562, 6447, 6489, 8289, 8343, 8596, 8652, 11052, 11124, 12894, 12978, 16578, 16686, 19341, 19467, 24867, 25788, 25956, 31621, 33156, 33372, 38682, 38934, 49734, 58023, 58401, 63242, 77364, 77868, 94863, 99468, 116046, 116802, 126484, 174069, 189726, 221347, 232092, 233604, 284589, 348138, 379452, 442694, 569178, 664041, 696276, 853767, 885388, 1138356, 1328082, 1707534, 1992123, 2561301, 2656164, 3415068, 3984246, 5122602, 5976369, 7968492, 10245204, 11952738, 17929107, 23905476, 35858214, 71716428]

約数ペア:

[(1, 71716428), (2, 35858214), (3, 23905476), (4, 17929107), (6, 11952738), (7, 10245204), (9, 7968492), (12, 5976369), (14, 5122602), (18, 3984246), (21, 3415068), (27, 2656164), (28, 2561301), (36, 1992123), (42, 1707534), (54, 1328082), (63, 1138356), (81, 885388), (84, 853767), (103, 696276), (108, 664041), (126, 569178), (162, 442694), (189, 379452), (206, 348138), (252, 284589), (307, 233604), (309, 232092), (324, 221347), (378, 189726), (412, 174069), (567, 126484), (614, 116802), (618, 116046), (721, 99468), (756, 94863), (921, 77868), (927, 77364), (1134, 63242), (1228, 58401), (1236, 58023), (1442, 49734), (1842, 38934), (1854, 38682), (2149, 33372), (2163, 33156), (2268, 31621), (2763, 25956), (2781, 25788), (2884, 24867), (3684, 19467), (3708, 19341), (4298, 16686), (4326, 16578), (5526, 12978), (5562, 12894), (6447, 11124), (6489, 11052), (8289, 8652), (8343, 8596)]