7974680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1499}}^1$

素因数の和:1536

約数の個数: 64

約数和(自身を含む): 21600000

約数和(自身を除く): 13625320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 1499, 2660, 2998, 5320, 5996, 7495, 10493, 11992, 14990, 20986, 28481, 29980, 41972, 52465, 56962, 59960, 83944, 104930, 113924, 142405, 199367, 209860, 227848, 284810, 398734, 419720, 569620, 797468, 996835, 1139240, 1594936, 1993670, 3987340, 7974680]

約数ペア:

[(1, 7974680), (2, 3987340), (4, 1993670), (5, 1594936), (7, 1139240), (8, 996835), (10, 797468), (14, 569620), (19, 419720), (20, 398734), (28, 284810), (35, 227848), (38, 209860), (40, 199367), (56, 142405), (70, 113924), (76, 104930), (95, 83944), (133, 59960), (140, 56962), (152, 52465), (190, 41972), (266, 29980), (280, 28481), (380, 20986), (532, 14990), (665, 11992), (760, 10493), (1064, 7495), (1330, 5996), (1499, 5320), (2660, 2998)]