90241480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3191}}^1$

素因数の和:3310

約数の個数: 64

約数和(自身を含む): 234420480

約数和(自身を除く): 144179000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 404, 505, 707, 808, 1010, 1414, 2020, 2828, 3191, 3535, 4040, 5656, 6382, 7070, 12764, 14140, 15955, 22337, 25528, 28280, 31910, 44674, 63820, 89348, 111685, 127640, 178696, 223370, 322291, 446740, 644582, 893480, 1289164, 1611455, 2256037, 2578328, 3222910, 4512074, 6445820, 9024148, 11280185, 12891640, 18048296, 22560370, 45120740, 90241480]

約数ペア:

[(1, 90241480), (2, 45120740), (4, 22560370), (5, 18048296), (7, 12891640), (8, 11280185), (10, 9024148), (14, 6445820), (20, 4512074), (28, 3222910), (35, 2578328), (40, 2256037), (56, 1611455), (70, 1289164), (101, 893480), (140, 644582), (202, 446740), (280, 322291), (404, 223370), (505, 178696), (707, 127640), (808, 111685), (1010, 89348), (1414, 63820), (2020, 44674), (2828, 31910), (3191, 28280), (3535, 25528), (4040, 22337), (5656, 15955), (6382, 14140), (7070, 12764)]