858438120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{420803}}^1$

素因数の和:420834

約数の個数: 64

約数和(自身を含む): 2726809920

約数和(自身を除く): 1868371800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 420803, 841606, 1262409, 1683212, 2104015, 2524818, 3366424, 4208030, 5049636, 6312045, 7153651, 8416060, 10099272, 12624090, 14307302, 16832120, 21460953, 25248180, 28614604, 35768255, 42921906, 50496360, 57229208, 71536510, 85843812, 107304765, 143073020, 171687624, 214609530, 286146040, 429219060, 858438120]

約数ペア:

[(1, 858438120), (2, 429219060), (3, 286146040), (4, 214609530), (5, 171687624), (6, 143073020), (8, 107304765), (10, 85843812), (12, 71536510), (15, 57229208), (17, 50496360), (20, 42921906), (24, 35768255), (30, 28614604), (34, 25248180), (40, 21460953), (51, 16832120), (60, 14307302), (68, 12624090), (85, 10099272), (102, 8416060), (120, 7153651), (136, 6312045), (170, 5049636), (204, 4208030), (255, 3366424), (340, 2524818), (408, 2104015), (510, 1683212), (680, 1262409), (1020, 841606), (2040, 420803)]