56486820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:685

約数の個数: 96

約数和(自身を含む): 171884160

約数和(自身を除く): 115397340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 139, 156, 195, 260, 278, 390, 417, 521, 556, 695, 780, 834, 1042, 1390, 1563, 1668, 1807, 2084, 2085, 2605, 2780, 3126, 3614, 4170, 5210, 5421, 6252, 6773, 7228, 7815, 8340, 9035, 10420, 10842, 13546, 15630, 18070, 20319, 21684, 27092, 27105, 31260, 33865, 36140, 40638, 54210, 67730, 72419, 81276, 101595, 108420, 135460, 144838, 203190, 217257, 289676, 362095, 406380, 434514, 724190, 869028, 941447, 1086285, 1448380, 1882894, 2172570, 2824341, 3765788, 4345140, 4707235, 5648682, 9414470, 11297364, 14121705, 18828940, 28243410, 56486820]

約数ペア:

[(1, 56486820), (2, 28243410), (3, 18828940), (4, 14121705), (5, 11297364), (6, 9414470), (10, 5648682), (12, 4707235), (13, 4345140), (15, 3765788), (20, 2824341), (26, 2172570), (30, 1882894), (39, 1448380), (52, 1086285), (60, 941447), (65, 869028), (78, 724190), (130, 434514), (139, 406380), (156, 362095), (195, 289676), (260, 217257), (278, 203190), (390, 144838), (417, 135460), (521, 108420), (556, 101595), (695, 81276), (780, 72419), (834, 67730), (1042, 54210), (1390, 40638), (1563, 36140), (1668, 33865), (1807, 31260), (2084, 27105), (2085, 27092), (2605, 21684), (2780, 20319), (3126, 18070), (3614, 15630), (4170, 13546), (5210, 10842), (5421, 10420), (6252, 9035), (6773, 8340), (7228, 7815)]