151908040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{1979}}^1$

素因数の和:2110

約数の個数: 64

約数和(自身を含む): 363528000

約数和(自身を除く): 211619960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 101, 152, 190, 202, 380, 404, 505, 760, 808, 1010, 1919, 1979, 2020, 3838, 3958, 4040, 7676, 7916, 9595, 9895, 15352, 15832, 19190, 19790, 37601, 38380, 39580, 75202, 76760, 79160, 150404, 188005, 199879, 300808, 376010, 399758, 752020, 799516, 999395, 1504040, 1599032, 1998790, 3797701, 3997580, 7595402, 7995160, 15190804, 18988505, 30381608, 37977010, 75954020, 151908040]

約数ペア:

[(1, 151908040), (2, 75954020), (4, 37977010), (5, 30381608), (8, 18988505), (10, 15190804), (19, 7995160), (20, 7595402), (38, 3997580), (40, 3797701), (76, 1998790), (95, 1599032), (101, 1504040), (152, 999395), (190, 799516), (202, 752020), (380, 399758), (404, 376010), (505, 300808), (760, 199879), (808, 188005), (1010, 150404), (1919, 79160), (1979, 76760), (2020, 75202), (3838, 39580), (3958, 38380), (4040, 37601), (7676, 19790), (7916, 19190), (9595, 15832), (9895, 15352)]