138415020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{135701}}^1$

素因数の和:135730

約数の個数: 48

約数和(自身を含む): 410362848

約数和(自身を除く): 271947828

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 135701, 271402, 407103, 542804, 678505, 814206, 1357010, 1628412, 2035515, 2306917, 2714020, 4071030, 4613834, 6920751, 8142060, 9227668, 11534585, 13841502, 23069170, 27683004, 34603755, 46138340, 69207510, 138415020]

約数ペア:

[(1, 138415020), (2, 69207510), (3, 46138340), (4, 34603755), (5, 27683004), (6, 23069170), (10, 13841502), (12, 11534585), (15, 9227668), (17, 8142060), (20, 6920751), (30, 4613834), (34, 4071030), (51, 2714020), (60, 2306917), (68, 2035515), (85, 1628412), (102, 1357010), (170, 814206), (204, 678505), (255, 542804), (340, 407103), (510, 271402), (1020, 135701)]