123973520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8287}}^1$

素因数の和:8328

約数の個数: 80

約数和(自身を含む): 332978688

約数和(自身を除く): 209005168

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 8287, 14960, 16574, 33148, 41435, 66296, 82870, 91157, 132592, 140879, 165740, 182314, 281758, 331480, 364628, 455785, 563516, 662960, 704395, 729256, 911570, 1127032, 1408790, 1458512, 1549669, 1823140, 2254064, 2817580, 3099338, 3646280, 5635160, 6198676, 7292560, 7748345, 11270320, 12397352, 15496690, 24794704, 30993380, 61986760, 123973520]

約数ペア:

[(1, 123973520), (2, 61986760), (4, 30993380), (5, 24794704), (8, 15496690), (10, 12397352), (11, 11270320), (16, 7748345), (17, 7292560), (20, 6198676), (22, 5635160), (34, 3646280), (40, 3099338), (44, 2817580), (55, 2254064), (68, 1823140), (80, 1549669), (85, 1458512), (88, 1408790), (110, 1127032), (136, 911570), (170, 729256), (176, 704395), (187, 662960), (220, 563516), (272, 455785), (340, 364628), (374, 331480), (440, 281758), (680, 182314), (748, 165740), (880, 140879), (935, 132592), (1360, 91157), (1496, 82870), (1870, 66296), (2992, 41435), (3740, 33148), (7480, 16574), (8287, 14960)]