123991740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{2351}}^1$

素因数の和:2659

約数の個数: 72

約数和(自身を含む): 377552448

約数和(自身を除く): 253560708

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, 2351, 2637, 2930, 3516, 4395, 4702, 5274, 5860, 7053, 8790, 9404, 10548, 11755, 13185, 14106, 17580, 21159, 23510, 26370, 28212, 35265, 42318, 47020, 52740, 70530, 84636, 105795, 141060, 211590, 423180, 688843, 1377686, 2066529, 2755372, 3444215, 4133058, 6199587, 6888430, 8266116, 10332645, 12399174, 13776860, 20665290, 24798348, 30997935, 41330580, 61995870, 123991740]

約数ペア:

[(1, 123991740), (2, 61995870), (3, 41330580), (4, 30997935), (5, 24798348), (6, 20665290), (9, 13776860), (10, 12399174), (12, 10332645), (15, 8266116), (18, 6888430), (20, 6199587), (30, 4133058), (36, 3444215), (45, 2755372), (60, 2066529), (90, 1377686), (180, 688843), (293, 423180), (586, 211590), (879, 141060), (1172, 105795), (1465, 84636), (1758, 70530), (2351, 52740), (2637, 47020), (2930, 42318), (3516, 35265), (4395, 28212), (4702, 26370), (5274, 23510), (5860, 21159), (7053, 17580), (8790, 14106), (9404, 13185), (10548, 11755)]