251334840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1217}}^1\times {\mathrm{1721}}^1$

素因数の和:2952

約数の個数: 64

約数和(自身を含む): 755062560

約数和(自身を除く): 503727720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1217, 1721, 2434, 3442, 3651, 4868, 5163, 6085, 6884, 7302, 8605, 9736, 10326, 12170, 13768, 14604, 17210, 18255, 20652, 24340, 25815, 29208, 34420, 36510, 41304, 48680, 51630, 68840, 73020, 103260, 146040, 206520, 2094457, 4188914, 6283371, 8377828, 10472285, 12566742, 16755656, 20944570, 25133484, 31416855, 41889140, 50266968, 62833710, 83778280, 125667420, 251334840]

約数ペア:

[(1, 251334840), (2, 125667420), (3, 83778280), (4, 62833710), (5, 50266968), (6, 41889140), (8, 31416855), (10, 25133484), (12, 20944570), (15, 16755656), (20, 12566742), (24, 10472285), (30, 8377828), (40, 6283371), (60, 4188914), (120, 2094457), (1217, 206520), (1721, 146040), (2434, 103260), (3442, 73020), (3651, 68840), (4868, 51630), (5163, 48680), (6085, 41304), (6884, 36510), (7302, 34420), (8605, 29208), (9736, 25815), (10326, 24340), (12170, 20652), (13768, 18255), (14604, 17210)]