31664220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{75391}}^1$

素因数の和:75410

約数の個数: 48

約数和(自身を含む): 101326848

約数和(自身を除く): 69662628

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 75391, 150782, 226173, 301564, 376955, 452346, 527737, 753910, 904692, 1055474, 1130865, 1507820, 1583211, 2110948, 2261730, 2638685, 3166422, 4523460, 5277370, 6332844, 7916055, 10554740, 15832110, 31664220]

約数ペア:

[(1, 31664220), (2, 15832110), (3, 10554740), (4, 7916055), (5, 6332844), (6, 5277370), (7, 4523460), (10, 3166422), (12, 2638685), (14, 2261730), (15, 2110948), (20, 1583211), (21, 1507820), (28, 1130865), (30, 1055474), (35, 904692), (42, 753910), (60, 527737), (70, 452346), (84, 376955), (105, 301564), (140, 226173), (210, 150782), (420, 75391)]