72292880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{727}}^1$

素因数の和:864

約数の個数: 80

約数和(自身を含む): 185238144

約数和(自身を除く): 112945264

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 113, 176, 220, 226, 440, 452, 565, 727, 880, 904, 1130, 1243, 1454, 1808, 2260, 2486, 2908, 3635, 4520, 4972, 5816, 6215, 7270, 7997, 9040, 9944, 11632, 12430, 14540, 15994, 19888, 24860, 29080, 31988, 39985, 49720, 58160, 63976, 79970, 82151, 99440, 127952, 159940, 164302, 319880, 328604, 410755, 639760, 657208, 821510, 903661, 1314416, 1643020, 1807322, 3286040, 3614644, 4518305, 6572080, 7229288, 9036610, 14458576, 18073220, 36146440, 72292880]

約数ペア:

[(1, 72292880), (2, 36146440), (4, 18073220), (5, 14458576), (8, 9036610), (10, 7229288), (11, 6572080), (16, 4518305), (20, 3614644), (22, 3286040), (40, 1807322), (44, 1643020), (55, 1314416), (80, 903661), (88, 821510), (110, 657208), (113, 639760), (176, 410755), (220, 328604), (226, 319880), (440, 164302), (452, 159940), (565, 127952), (727, 99440), (880, 82151), (904, 79970), (1130, 63976), (1243, 58160), (1454, 49720), (1808, 39985), (2260, 31988), (2486, 29080), (2908, 24860), (3635, 19888), (4520, 15994), (4972, 14540), (5816, 12430), (6215, 11632), (7270, 9944), (7997, 9040)]