204960112

素因数分解:

$2^4\times 7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 465287680

約数和(自身を除く): 260327568

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 103, 109, 112, 163, 206, 218, 326, 412, 436, 652, 721, 763, 824, 872, 1141, 1304, 1442, 1526, 1648, 1744, 2282, 2608, 2884, 3052, 4564, 5768, 6104, 9128, 11227, 11536, 12208, 16789, 17767, 18256, 22454, 33578, 35534, 44908, 67156, 71068, 78589, 89816, 117523, 124369, 134312, 142136, 157178, 179632, 235046, 248738, 268624, 284272, 314356, 470092, 497476, 628712, 940184, 994952, 1257424, 1830001, 1880368, 1989904, 3660002, 7320004, 12810007, 14640008, 25620014, 29280016, 51240028, 102480056, 204960112]

約数ペア:

[(1, 204960112), (2, 102480056), (4, 51240028), (7, 29280016), (8, 25620014), (14, 14640008), (16, 12810007), (28, 7320004), (56, 3660002), (103, 1989904), (109, 1880368), (112, 1830001), (163, 1257424), (206, 994952), (218, 940184), (326, 628712), (412, 497476), (436, 470092), (652, 314356), (721, 284272), (763, 268624), (824, 248738), (872, 235046), (1141, 179632), (1304, 157178), (1442, 142136), (1526, 134312), (1648, 124369), (1744, 117523), (2282, 89816), (2608, 78589), (2884, 71068), (3052, 67156), (4564, 44908), (5768, 35534), (6104, 33578), (9128, 22454), (11227, 18256), (11536, 17767), (12208, 16789)]