261036300

素因数分解:

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

素因数の和:124327

約数の個数: 72

約数和(自身を含む): 863166976

約数和(自身を除く): 602130676

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 124303, 248606, 372909, 497212, 621515, 745818, 870121, 1243030, 1491636, 1740242, 1864545, 2486060, 2610363, 3107575, 3480484, 3729090, 4350605, 5220726, 6215150, 7458180, 8701210, 9322725, 10441452, 12430300, 13051815, 17402420, 18645450, 21753025, 26103630, 37290900, 43506050, 52207260, 65259075, 87012100, 130518150, 261036300]

約数ペア:

[(1, 261036300), (2, 130518150), (3, 87012100), (4, 65259075), (5, 52207260), (6, 43506050), (7, 37290900), (10, 26103630), (12, 21753025), (14, 18645450), (15, 17402420), (20, 13051815), (21, 12430300), (25, 10441452), (28, 9322725), (30, 8701210), (35, 7458180), (42, 6215150), (50, 5220726), (60, 4350605), (70, 3729090), (75, 3480484), (84, 3107575), (100, 2610363), (105, 2486060), (140, 1864545), (150, 1740242), (175, 1491636), (210, 1243030), (300, 870121), (350, 745818), (420, 621515), (525, 497212), (700, 372909), (1050, 248606), (2100, 124303)]