258204520

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{1279}}^1$

素因数の和:1407

約数の個数: 96

約数和(自身を含む): 682905600

約数和(自身を除く): 424701080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 103, 140, 196, 206, 245, 280, 392, 412, 490, 515, 721, 824, 980, 1030, 1279, 1442, 1960, 2060, 2558, 2884, 3605, 4120, 5047, 5116, 5768, 6395, 7210, 8953, 10094, 10232, 12790, 14420, 17906, 20188, 25235, 25580, 28840, 35812, 40376, 44765, 50470, 51160, 62671, 71624, 89530, 100940, 125342, 131737, 179060, 201880, 250684, 263474, 313355, 358120, 501368, 526948, 626710, 658685, 922159, 1053896, 1253420, 1317370, 1844318, 2506840, 2634740, 3688636, 4610795, 5269480, 6455113, 7377272, 9221590, 12910226, 18443180, 25820452, 32275565, 36886360, 51640904, 64551130, 129102260, 258204520]

約数ペア:

[(1, 258204520), (2, 129102260), (4, 64551130), (5, 51640904), (7, 36886360), (8, 32275565), (10, 25820452), (14, 18443180), (20, 12910226), (28, 9221590), (35, 7377272), (40, 6455113), (49, 5269480), (56, 4610795), (70, 3688636), (98, 2634740), (103, 2506840), (140, 1844318), (196, 1317370), (206, 1253420), (245, 1053896), (280, 922159), (392, 658685), (412, 626710), (490, 526948), (515, 501368), (721, 358120), (824, 313355), (980, 263474), (1030, 250684), (1279, 201880), (1442, 179060), (1960, 131737), (2060, 125342), (2558, 100940), (2884, 89530), (3605, 71624), (4120, 62671), (5047, 51160), (5116, 50470), (5768, 44765), (6395, 40376), (7210, 35812), (8953, 28840), (10094, 25580), (10232, 25235), (12790, 20188), (14420, 17906)]