318206728

素因数分解:

$2^3\times 7^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 695439360

約数和(自身を除く): 377232632

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 83, 166, 223, 307, 332, 446, 581, 614, 664, 892, 1162, 1228, 1561, 1784, 2149, 2324, 2456, 3122, 4298, 4648, 6244, 8596, 12488, 17192, 18509, 25481, 37018, 50962, 68461, 74036, 101924, 129563, 136922, 148072, 178367, 203848, 259126, 273844, 356734, 479227, 518252, 547688, 713468, 958454, 1036504, 1426936, 1916908, 3833816, 5682263, 11364526, 22729052, 39775841, 45458104, 79551682, 159103364, 318206728]

約数ペア:

[(1, 318206728), (2, 159103364), (4, 79551682), (7, 45458104), (8, 39775841), (14, 22729052), (28, 11364526), (56, 5682263), (83, 3833816), (166, 1916908), (223, 1426936), (307, 1036504), (332, 958454), (446, 713468), (581, 547688), (614, 518252), (664, 479227), (892, 356734), (1162, 273844), (1228, 259126), (1561, 203848), (1784, 178367), (2149, 148072), (2324, 136922), (2456, 129563), (3122, 101924), (4298, 74036), (4648, 68461), (6244, 50962), (8596, 37018), (12488, 25481), (17192, 18509)]