142490120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{599}}^1$

素因数の和:942

約数の個数: 64

約数和(自身を含む): 339120000

約数和(自身を除く): 196629880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 313, 380, 599, 626, 760, 1198, 1252, 1565, 2396, 2504, 2995, 3130, 4792, 5947, 5990, 6260, 11381, 11894, 11980, 12520, 22762, 23788, 23960, 29735, 45524, 47576, 56905, 59470, 91048, 113810, 118940, 187487, 227620, 237880, 374974, 455240, 749948, 937435, 1499896, 1874870, 3562253, 3749740, 7124506, 7499480, 14249012, 17811265, 28498024, 35622530, 71245060, 142490120]

約数ペア:

[(1, 142490120), (2, 71245060), (4, 35622530), (5, 28498024), (8, 17811265), (10, 14249012), (19, 7499480), (20, 7124506), (38, 3749740), (40, 3562253), (76, 1874870), (95, 1499896), (152, 937435), (190, 749948), (313, 455240), (380, 374974), (599, 237880), (626, 227620), (760, 187487), (1198, 118940), (1252, 113810), (1565, 91048), (2396, 59470), (2504, 56905), (2995, 47576), (3130, 45524), (4792, 29735), (5947, 23960), (5990, 23788), (6260, 22762), (11381, 12520), (11894, 11980)]