1261567380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{68489}}^1$

素因数の和:68808

約数の個数: 48

約数和(自身を含む): 3543946560

約数和(自身を除く): 2282379180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 1228, 1535, 1842, 3070, 3684, 4605, 6140, 9210, 18420, 68489, 136978, 205467, 273956, 342445, 410934, 684890, 821868, 1027335, 1369780, 2054670, 4109340, 21026123, 42052246, 63078369, 84104492, 105130615, 126156738, 210261230, 252313476, 315391845, 420522460, 630783690, 1261567380]

約数ペア:

[(1, 1261567380), (2, 630783690), (3, 420522460), (4, 315391845), (5, 252313476), (6, 210261230), (10, 126156738), (12, 105130615), (15, 84104492), (20, 63078369), (30, 42052246), (60, 21026123), (307, 4109340), (614, 2054670), (921, 1369780), (1228, 1027335), (1535, 821868), (1842, 684890), (3070, 410934), (3684, 342445), (4605, 273956), (6140, 205467), (9210, 136978), (18420, 68489)]