80343960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{409}}^1\times {\mathrm{1637}}^1$

素因数の和:2060

約数の個数: 64

約数和(自身を含む): 241768800

約数和(自身を除く): 161424840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 409, 818, 1227, 1636, 1637, 2045, 2454, 3272, 3274, 4090, 4908, 4911, 6135, 6548, 8180, 8185, 9816, 9822, 12270, 13096, 16360, 16370, 19644, 24540, 24555, 32740, 39288, 49080, 49110, 65480, 98220, 196440, 669533, 1339066, 2008599, 2678132, 3347665, 4017198, 5356264, 6695330, 8034396, 10042995, 13390660, 16068792, 20085990, 26781320, 40171980, 80343960]

約数ペア:

[(1, 80343960), (2, 40171980), (3, 26781320), (4, 20085990), (5, 16068792), (6, 13390660), (8, 10042995), (10, 8034396), (12, 6695330), (15, 5356264), (20, 4017198), (24, 3347665), (30, 2678132), (40, 2008599), (60, 1339066), (120, 669533), (409, 196440), (818, 98220), (1227, 65480), (1636, 49110), (1637, 49080), (2045, 39288), (2454, 32740), (3272, 24555), (3274, 24540), (4090, 19644), (4908, 16370), (4911, 16360), (6135, 13096), (6548, 12270), (8180, 9822), (8185, 9816)]