279996660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{5309}}^1$

素因数の和:5617

約数の個数: 72

約数和(自身を含む): 852382440

約数和(自身を除く): 572385780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 293, 586, 879, 1172, 1465, 1758, 2637, 2930, 3516, 4395, 5274, 5309, 5860, 8790, 10548, 10618, 13185, 15927, 17580, 21236, 26370, 26545, 31854, 47781, 52740, 53090, 63708, 79635, 95562, 106180, 159270, 191124, 238905, 318540, 477810, 955620, 1555537, 3111074, 4666611, 6222148, 7777685, 9333222, 13999833, 15555370, 18666444, 23333055, 27999666, 31110740, 46666110, 55999332, 69999165, 93332220, 139998330, 279996660]

約数ペア:

[(1, 279996660), (2, 139998330), (3, 93332220), (4, 69999165), (5, 55999332), (6, 46666110), (9, 31110740), (10, 27999666), (12, 23333055), (15, 18666444), (18, 15555370), (20, 13999833), (30, 9333222), (36, 7777685), (45, 6222148), (60, 4666611), (90, 3111074), (180, 1555537), (293, 955620), (586, 477810), (879, 318540), (1172, 238905), (1465, 191124), (1758, 159270), (2637, 106180), (2930, 95562), (3516, 79635), (4395, 63708), (5274, 53090), (5309, 52740), (5860, 47781), (8790, 31854), (10548, 26545), (10618, 26370), (13185, 21236), (15927, 17580)]