120151960

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:460

約数の個数: 64

約数和(自身を含む): 276242400

約数和(自身を除く): 156090440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 173, 179, 194, 346, 358, 388, 485, 692, 716, 776, 865, 895, 970, 1384, 1432, 1730, 1790, 1940, 3460, 3580, 3880, 6920, 7160, 16781, 17363, 30967, 33562, 34726, 61934, 67124, 69452, 83905, 86815, 123868, 134248, 138904, 154835, 167810, 173630, 247736, 309670, 335620, 347260, 619340, 671240, 694520, 1238680, 3003799, 6007598, 12015196, 15018995, 24030392, 30037990, 60075980, 120151960]

約数ペア:

[(1, 120151960), (2, 60075980), (4, 30037990), (5, 24030392), (8, 15018995), (10, 12015196), (20, 6007598), (40, 3003799), (97, 1238680), (173, 694520), (179, 671240), (194, 619340), (346, 347260), (358, 335620), (388, 309670), (485, 247736), (692, 173630), (716, 167810), (776, 154835), (865, 138904), (895, 134248), (970, 123868), (1384, 86815), (1432, 83905), (1730, 69452), (1790, 67124), (1940, 61934), (3460, 34726), (3580, 33562), (3880, 30967), (6920, 17363), (7160, 16781)]