475781180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{15661}}^1$

素因数の和:15715

約数の個数: 72

約数和(自身を含む): 1199834496

約数和(自身を除く): 724053316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 49, 62, 70, 98, 124, 140, 155, 196, 217, 245, 310, 434, 490, 620, 868, 980, 1085, 1519, 2170, 3038, 4340, 6076, 7595, 15190, 15661, 30380, 31322, 62644, 78305, 109627, 156610, 219254, 313220, 438508, 485491, 548135, 767389, 970982, 1096270, 1534778, 1941964, 2192540, 2427455, 3069556, 3398437, 3836945, 4854910, 6796874, 7673890, 9709820, 13593748, 15347780, 16992185, 23789059, 33984370, 47578118, 67968740, 95156236, 118945295, 237890590, 475781180]

約数ペア:

[(1, 475781180), (2, 237890590), (4, 118945295), (5, 95156236), (7, 67968740), (10, 47578118), (14, 33984370), (20, 23789059), (28, 16992185), (31, 15347780), (35, 13593748), (49, 9709820), (62, 7673890), (70, 6796874), (98, 4854910), (124, 3836945), (140, 3398437), (155, 3069556), (196, 2427455), (217, 2192540), (245, 1941964), (310, 1534778), (434, 1096270), (490, 970982), (620, 767389), (868, 548135), (980, 485491), (1085, 438508), (1519, 313220), (2170, 219254), (3038, 156610), (4340, 109627), (6076, 78305), (7595, 62644), (15190, 31322), (15661, 30380)]