123329560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{619}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 295293600

約数和(自身を除く): 171964040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 293, 340, 586, 619, 680, 1172, 1238, 1465, 2344, 2476, 2930, 3095, 4952, 4981, 5860, 6190, 9962, 10523, 11720, 12380, 19924, 21046, 24760, 24905, 39848, 42092, 49810, 52615, 84184, 99620, 105230, 181367, 199240, 210460, 362734, 420920, 725468, 906835, 1450936, 1813670, 3083239, 3627340, 6166478, 7254680, 12332956, 15416195, 24665912, 30832390, 61664780, 123329560]

約数ペア:

[(1, 123329560), (2, 61664780), (4, 30832390), (5, 24665912), (8, 15416195), (10, 12332956), (17, 7254680), (20, 6166478), (34, 3627340), (40, 3083239), (68, 1813670), (85, 1450936), (136, 906835), (170, 725468), (293, 420920), (340, 362734), (586, 210460), (619, 199240), (680, 181367), (1172, 105230), (1238, 99620), (1465, 84184), (2344, 52615), (2476, 49810), (2930, 42092), (3095, 39848), (4952, 24905), (4981, 24760), (5860, 21046), (6190, 19924), (9962, 12380), (10523, 11720)]