71568540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{4099}}^1$

素因数の和:4211

約数の個数: 72

約数和(自身を含む): 219382800

約数和(自身を除く): 147814260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 97, 180, 194, 291, 388, 485, 582, 873, 970, 1164, 1455, 1746, 1940, 2910, 3492, 4099, 4365, 5820, 8198, 8730, 12297, 16396, 17460, 20495, 24594, 36891, 40990, 49188, 61485, 73782, 81980, 122970, 147564, 184455, 245940, 368910, 397603, 737820, 795206, 1192809, 1590412, 1988015, 2385618, 3578427, 3976030, 4771236, 5964045, 7156854, 7952060, 11928090, 14313708, 17892135, 23856180, 35784270, 71568540]

約数ペア:

[(1, 71568540), (2, 35784270), (3, 23856180), (4, 17892135), (5, 14313708), (6, 11928090), (9, 7952060), (10, 7156854), (12, 5964045), (15, 4771236), (18, 3976030), (20, 3578427), (30, 2385618), (36, 1988015), (45, 1590412), (60, 1192809), (90, 795206), (97, 737820), (180, 397603), (194, 368910), (291, 245940), (388, 184455), (485, 147564), (582, 122970), (873, 81980), (970, 73782), (1164, 61485), (1455, 49188), (1746, 40990), (1940, 36891), (2910, 24594), (3492, 20495), (4099, 17460), (4365, 16396), (5820, 12297), (8198, 8730)]