72211272

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{11617}}^1$

素因数の和:11670

約数の個数: 64

約数和(自身を含む): 211912320

約数和(自身を除く): 139701048

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 6216, 11617, 23234, 34851, 46468, 69702, 81319, 92936, 139404, 162638, 243957, 278808, 325276, 429829, 487914, 650552, 859658, 975828, 1289487, 1719316, 1951656, 2578974, 3008803, 3438632, 5157948, 6017606, 9026409, 10315896, 12035212, 18052818, 24070424, 36105636, 72211272]

約数ペア:

[(1, 72211272), (2, 36105636), (3, 24070424), (4, 18052818), (6, 12035212), (7, 10315896), (8, 9026409), (12, 6017606), (14, 5157948), (21, 3438632), (24, 3008803), (28, 2578974), (37, 1951656), (42, 1719316), (56, 1289487), (74, 975828), (84, 859658), (111, 650552), (148, 487914), (168, 429829), (222, 325276), (259, 278808), (296, 243957), (444, 162638), (518, 139404), (777, 92936), (888, 81319), (1036, 69702), (1554, 46468), (2072, 34851), (3108, 23234), (6216, 11617)]