100318960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{359}}^1\times {\mathrm{499}}^1$

素因数の和:878

約数の個数: 80

約数和(自身を含む): 267840000

約数和(自身を除く): 167521040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 359, 499, 560, 718, 998, 1436, 1795, 1996, 2495, 2513, 2872, 3493, 3590, 3992, 4990, 5026, 5744, 6986, 7180, 7984, 9980, 10052, 12565, 13972, 14360, 17465, 19960, 20104, 25130, 27944, 28720, 34930, 39920, 40208, 50260, 55888, 69860, 100520, 139720, 179141, 201040, 279440, 358282, 716564, 895705, 1253987, 1433128, 1791410, 2507974, 2866256, 3582820, 5015948, 6269935, 7165640, 10031896, 12539870, 14331280, 20063792, 25079740, 50159480, 100318960]

約数ペア:

[(1, 100318960), (2, 50159480), (4, 25079740), (5, 20063792), (7, 14331280), (8, 12539870), (10, 10031896), (14, 7165640), (16, 6269935), (20, 5015948), (28, 3582820), (35, 2866256), (40, 2507974), (56, 1791410), (70, 1433128), (80, 1253987), (112, 895705), (140, 716564), (280, 358282), (359, 279440), (499, 201040), (560, 179141), (718, 139720), (998, 100520), (1436, 69860), (1795, 55888), (1996, 50260), (2495, 40208), (2513, 39920), (2872, 34930), (3493, 28720), (3590, 27944), (3992, 25130), (4990, 20104), (5026, 19960), (5744, 17465), (6986, 14360), (7180, 13972), (7984, 12565), (9980, 10052)]