71132220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2069}}^1$

素因数の和:2275

約数の個数: 72

約数和(自身を含む): 217002240

約数和(自身を除く): 145870020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 191, 382, 573, 764, 955, 1146, 1719, 1910, 2069, 2292, 2865, 3438, 3820, 4138, 5730, 6207, 6876, 8276, 8595, 10345, 11460, 12414, 17190, 18621, 20690, 24828, 31035, 34380, 37242, 41380, 62070, 74484, 93105, 124140, 186210, 372420, 395179, 790358, 1185537, 1580716, 1975895, 2371074, 3556611, 3951790, 4742148, 5927685, 7113222, 7903580, 11855370, 14226444, 17783055, 23710740, 35566110, 71132220]

約数ペア:

[(1, 71132220), (2, 35566110), (3, 23710740), (4, 17783055), (5, 14226444), (6, 11855370), (9, 7903580), (10, 7113222), (12, 5927685), (15, 4742148), (18, 3951790), (20, 3556611), (30, 2371074), (36, 1975895), (45, 1580716), (60, 1185537), (90, 790358), (180, 395179), (191, 372420), (382, 186210), (573, 124140), (764, 93105), (955, 74484), (1146, 62070), (1719, 41380), (1910, 37242), (2069, 34380), (2292, 31035), (2865, 24828), (3438, 20690), (3820, 18621), (4138, 17190), (5730, 12414), (6207, 11460), (6876, 10345), (8276, 8595)]