142120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1$

素因数の和:58

約数の個数: 64

約数和(自身を含む): 388800

約数和(自身を除く): 246680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 85, 88, 95, 110, 136, 152, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 440, 646, 680, 748, 760, 836, 935, 1045, 1292, 1496, 1615, 1672, 1870, 2090, 2584, 3230, 3553, 3740, 4180, 6460, 7106, 7480, 8360, 12920, 14212, 17765, 28424, 35530, 71060, 142120]

約数ペア:

[(1, 142120), (2, 71060), (4, 35530), (5, 28424), (8, 17765), (10, 14212), (11, 12920), (17, 8360), (19, 7480), (20, 7106), (22, 6460), (34, 4180), (38, 3740), (40, 3553), (44, 3230), (55, 2584), (68, 2090), (76, 1870), (85, 1672), (88, 1615), (95, 1496), (110, 1292), (136, 1045), (152, 935), (170, 836), (187, 760), (190, 748), (209, 680), (220, 646), (323, 440), (340, 418), (374, 380)]