203417480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{4457}}^1$

素因数の和:4638

約数の個数: 64

約数和(自身を含む): 526400640

約数和(自身を除く): 322983160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 163, 280, 326, 652, 815, 1141, 1304, 1630, 2282, 3260, 4457, 4564, 5705, 6520, 8914, 9128, 11410, 17828, 22285, 22820, 31199, 35656, 44570, 45640, 62398, 89140, 124796, 155995, 178280, 249592, 311990, 623980, 726491, 1247960, 1452982, 2905964, 3632455, 5085437, 5811928, 7264910, 10170874, 14529820, 20341748, 25427185, 29059640, 40683496, 50854370, 101708740, 203417480]

約数ペア:

[(1, 203417480), (2, 101708740), (4, 50854370), (5, 40683496), (7, 29059640), (8, 25427185), (10, 20341748), (14, 14529820), (20, 10170874), (28, 7264910), (35, 5811928), (40, 5085437), (56, 3632455), (70, 2905964), (140, 1452982), (163, 1247960), (280, 726491), (326, 623980), (652, 311990), (815, 249592), (1141, 178280), (1304, 155995), (1630, 124796), (2282, 89140), (3260, 62398), (4457, 45640), (4564, 44570), (5705, 35656), (6520, 31199), (8914, 22820), (9128, 22285), (11410, 17828)]