72713080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{9721}}^1$

素因数の和:9760

約数の個数: 64

約数和(自身を含む): 188995680

約数和(自身を除く): 116282600

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 9721, 19442, 38884, 48605, 77768, 97210, 106931, 165257, 194420, 213862, 330514, 388840, 427724, 534655, 661028, 826285, 855448, 1069310, 1322056, 1652570, 1817827, 2138620, 3305140, 3635654, 4277240, 6610280, 7271308, 9089135, 14542616, 18178270, 36356540, 72713080]

約数ペア:

[(1, 72713080), (2, 36356540), (4, 18178270), (5, 14542616), (8, 9089135), (10, 7271308), (11, 6610280), (17, 4277240), (20, 3635654), (22, 3305140), (34, 2138620), (40, 1817827), (44, 1652570), (55, 1322056), (68, 1069310), (85, 855448), (88, 826285), (110, 661028), (136, 534655), (170, 427724), (187, 388840), (220, 330514), (340, 213862), (374, 194420), (440, 165257), (680, 106931), (748, 97210), (935, 77768), (1496, 48605), (1870, 38884), (3740, 19442), (7480, 9721)]