71720730

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{4129}}^1$

素因数の和:4335

約数の個数: 48

約数和(自身を含む): 187485480

約数和(自身を除く): 115764750

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 579, 965, 1158, 1737, 1930, 2895, 3474, 4129, 5790, 8258, 8685, 12387, 17370, 20645, 24774, 37161, 41290, 61935, 74322, 123870, 185805, 371610, 796897, 1593794, 2390691, 3984485, 4781382, 7172073, 7968970, 11953455, 14344146, 23906910, 35860365, 71720730]

約数ペア:

[(1, 71720730), (2, 35860365), (3, 23906910), (5, 14344146), (6, 11953455), (9, 7968970), (10, 7172073), (15, 4781382), (18, 3984485), (30, 2390691), (45, 1593794), (90, 796897), (193, 371610), (386, 185805), (579, 123870), (965, 74322), (1158, 61935), (1737, 41290), (1930, 37161), (2895, 24774), (3474, 20645), (4129, 17370), (5790, 12387), (8258, 8685)]