720532020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{827}}^1\times {\mathrm{1117}}^1$

素因数の和:1969

約数の個数: 96

約数和(自身を含む): 2177255808

約数和(自身を除く): 1456723788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 827, 1117, 1654, 2234, 2481, 3308, 3351, 4135, 4468, 4962, 5585, 6702, 8270, 9924, 10751, 11170, 12405, 13404, 14521, 16540, 16755, 21502, 22340, 24810, 29042, 32253, 33510, 43004, 43563, 49620, 53755, 58084, 64506, 67020, 72605, 87126, 107510, 129012, 145210, 161265, 174252, 215020, 217815, 290420, 322530, 435630, 645060, 871260, 923759, 1847518, 2771277, 3695036, 4618795, 5542554, 9237590, 11085108, 12008867, 13856385, 18475180, 24017734, 27712770, 36026601, 48035468, 55425540, 60044335, 72053202, 120088670, 144106404, 180133005, 240177340, 360266010, 720532020]

約数ペア:

[(1, 720532020), (2, 360266010), (3, 240177340), (4, 180133005), (5, 144106404), (6, 120088670), (10, 72053202), (12, 60044335), (13, 55425540), (15, 48035468), (20, 36026601), (26, 27712770), (30, 24017734), (39, 18475180), (52, 13856385), (60, 12008867), (65, 11085108), (78, 9237590), (130, 5542554), (156, 4618795), (195, 3695036), (260, 2771277), (390, 1847518), (780, 923759), (827, 871260), (1117, 645060), (1654, 435630), (2234, 322530), (2481, 290420), (3308, 217815), (3351, 215020), (4135, 174252), (4468, 161265), (4962, 145210), (5585, 129012), (6702, 107510), (8270, 87126), (9924, 72605), (10751, 67020), (11170, 64506), (12405, 58084), (13404, 53755), (14521, 49620), (16540, 43563), (16755, 43004), (21502, 33510), (22340, 32253), (24810, 29042)]