161330960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{2797}}^1$

素因数の和:2920

約数の個数: 80

約数和(自身を含む): 432996096

約数和(自身を除く): 271665136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 103, 112, 140, 206, 280, 412, 515, 560, 721, 824, 1030, 1442, 1648, 2060, 2797, 2884, 3605, 4120, 5594, 5768, 7210, 8240, 11188, 11536, 13985, 14420, 19579, 22376, 27970, 28840, 39158, 44752, 55940, 57680, 78316, 97895, 111880, 156632, 195790, 223760, 288091, 313264, 391580, 576182, 783160, 1152364, 1440455, 1566320, 2016637, 2304728, 2880910, 4033274, 4609456, 5761820, 8066548, 10083185, 11523640, 16133096, 20166370, 23047280, 32266192, 40332740, 80665480, 161330960]

約数ペア:

[(1, 161330960), (2, 80665480), (4, 40332740), (5, 32266192), (7, 23047280), (8, 20166370), (10, 16133096), (14, 11523640), (16, 10083185), (20, 8066548), (28, 5761820), (35, 4609456), (40, 4033274), (56, 2880910), (70, 2304728), (80, 2016637), (103, 1566320), (112, 1440455), (140, 1152364), (206, 783160), (280, 576182), (412, 391580), (515, 313264), (560, 288091), (721, 223760), (824, 195790), (1030, 156632), (1442, 111880), (1648, 97895), (2060, 78316), (2797, 57680), (2884, 55940), (3605, 44752), (4120, 39158), (5594, 28840), (5768, 27970), (7210, 22376), (8240, 19579), (11188, 14420), (11536, 13985)]