1227055720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{146777}}^1$

素因数の和:146818

約数の個数: 64

約数和(自身を含む): 3170404800

約数和(自身を除く): 1943349080

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 146777, 293554, 587108, 733885, 1174216, 1467770, 1614547, 2788763, 2935540, 3229094, 5577526, 5871080, 6458188, 8072735, 11155052, 12916376, 13943815, 16145470, 22310104, 27887630, 30676393, 32290940, 55775260, 61352786, 64581880, 111550520, 122705572, 153381965, 245411144, 306763930, 613527860, 1227055720]

約数ペア:

[(1, 1227055720), (2, 613527860), (4, 306763930), (5, 245411144), (8, 153381965), (10, 122705572), (11, 111550520), (19, 64581880), (20, 61352786), (22, 55775260), (38, 32290940), (40, 30676393), (44, 27887630), (55, 22310104), (76, 16145470), (88, 13943815), (95, 12916376), (110, 11155052), (152, 8072735), (190, 6458188), (209, 5871080), (220, 5577526), (380, 3229094), (418, 2935540), (440, 2788763), (760, 1614547), (836, 1467770), (1045, 1174216), (1672, 733885), (2090, 587108), (4180, 293554), (8360, 146777)]