247966360

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{3217}}^1$

素因数の和:3316

約数の個数: 64

約数和(自身を含む): 583873920

約数和(自身を除く): 335907560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 82, 94, 164, 188, 205, 235, 328, 376, 410, 470, 820, 940, 1640, 1880, 1927, 3217, 3854, 6434, 7708, 9635, 12868, 15416, 16085, 19270, 25736, 32170, 38540, 64340, 77080, 128680, 131897, 151199, 263794, 302398, 527588, 604796, 659485, 755995, 1055176, 1209592, 1318970, 1511990, 2637940, 3023980, 5275880, 6047960, 6199159, 12398318, 24796636, 30995795, 49593272, 61991590, 123983180, 247966360]

約数ペア:

[(1, 247966360), (2, 123983180), (4, 61991590), (5, 49593272), (8, 30995795), (10, 24796636), (20, 12398318), (40, 6199159), (41, 6047960), (47, 5275880), (82, 3023980), (94, 2637940), (164, 1511990), (188, 1318970), (205, 1209592), (235, 1055176), (328, 755995), (376, 659485), (410, 604796), (470, 527588), (820, 302398), (940, 263794), (1640, 151199), (1880, 131897), (1927, 128680), (3217, 77080), (3854, 64340), (6434, 38540), (7708, 32170), (9635, 25736), (12868, 19270), (15416, 16085)]