247765920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{516179}}^1$

素因数の和:516197

約数の個数: 48

約数和(自身を含む): 780464160

約数和(自身を除く): 532698240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 516179, 1032358, 1548537, 2064716, 2580895, 3097074, 4129432, 5161790, 6194148, 7742685, 8258864, 10323580, 12388296, 15485370, 16517728, 20647160, 24776592, 30970740, 41294320, 49553184, 61941480, 82588640, 123882960, 247765920]

約数ペア:

[(1, 247765920), (2, 123882960), (3, 82588640), (4, 61941480), (5, 49553184), (6, 41294320), (8, 30970740), (10, 24776592), (12, 20647160), (15, 16517728), (16, 15485370), (20, 12388296), (24, 10323580), (30, 8258864), (32, 7742685), (40, 6194148), (48, 5161790), (60, 4129432), (80, 3097074), (96, 2580895), (120, 2064716), (160, 1548537), (240, 1032358), (480, 516179)]