147208760

素因数分解:

$2^3\times 5^1\times {\mathrm{1663}}^1\times {\mathrm{2213}}^1$

素因数の和:3887

約数の個数: 32

約数和(自身を含む): 331568640

約数和(自身を除く): 184359880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1663, 2213, 3326, 4426, 6652, 8315, 8852, 11065, 13304, 16630, 17704, 22130, 33260, 44260, 66520, 88520, 3680219, 7360438, 14720876, 18401095, 29441752, 36802190, 73604380, 147208760]

約数ペア:

[(1, 147208760), (2, 73604380), (4, 36802190), (5, 29441752), (8, 18401095), (10, 14720876), (20, 7360438), (40, 3680219), (1663, 88520), (2213, 66520), (3326, 44260), (4426, 33260), (6652, 22130), (8315, 17704), (8852, 16630), (11065, 13304)]