145234040

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{74099}}^1$

素因数の和:74124

約数の個数: 48

約数和(自身を含む): 380133000

約数和(自身を除く): 234898960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 74099, 148198, 296396, 370495, 518693, 592792, 740990, 1037386, 1481980, 2074772, 2593465, 2963960, 3630851, 4149544, 5186930, 7261702, 10373860, 14523404, 18154255, 20747720, 29046808, 36308510, 72617020, 145234040]

約数ペア:

[(1, 145234040), (2, 72617020), (4, 36308510), (5, 29046808), (7, 20747720), (8, 18154255), (10, 14523404), (14, 10373860), (20, 7261702), (28, 5186930), (35, 4149544), (40, 3630851), (49, 2963960), (56, 2593465), (70, 2074772), (98, 1481980), (140, 1037386), (196, 740990), (245, 592792), (280, 518693), (392, 370495), (490, 296396), (980, 148198), (1960, 74099)]