156621780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{124303}}^1$

素因数の和:124325

約数の個数: 72

約数和(自身を含む): 542959872

約数和(自身を除く): 386338092

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 124303, 248606, 372909, 497212, 621515, 745818, 870121, 1118727, 1243030, 1491636, 1740242, 1864545, 2237454, 2486060, 2610363, 3480484, 3729090, 4350605, 4474908, 5220726, 5593635, 7458180, 7831089, 8701210, 10441452, 11187270, 13051815, 15662178, 17402420, 22374540, 26103630, 31324356, 39155445, 52207260, 78310890, 156621780]

約数ペア:

[(1, 156621780), (2, 78310890), (3, 52207260), (4, 39155445), (5, 31324356), (6, 26103630), (7, 22374540), (9, 17402420), (10, 15662178), (12, 13051815), (14, 11187270), (15, 10441452), (18, 8701210), (20, 7831089), (21, 7458180), (28, 5593635), (30, 5220726), (35, 4474908), (36, 4350605), (42, 3729090), (45, 3480484), (60, 2610363), (63, 2486060), (70, 2237454), (84, 1864545), (90, 1740242), (105, 1491636), (126, 1243030), (140, 1118727), (180, 870121), (210, 745818), (252, 621515), (315, 497212), (420, 372909), (630, 248606), (1260, 124303)]