81706740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{23081}}^1$

素因数の和:23152

約数の個数: 48

約数和(自身を含む): 232666560

約数和(自身を除く): 150959820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 23081, 46162, 69243, 92324, 115405, 138486, 230810, 276972, 346215, 461620, 692430, 1361779, 1384860, 2723558, 4085337, 5447116, 6808895, 8170674, 13617790, 16341348, 20426685, 27235580, 40853370, 81706740]

約数ペア:

[(1, 81706740), (2, 40853370), (3, 27235580), (4, 20426685), (5, 16341348), (6, 13617790), (10, 8170674), (12, 6808895), (15, 5447116), (20, 4085337), (30, 2723558), (59, 1384860), (60, 1361779), (118, 692430), (177, 461620), (236, 346215), (295, 276972), (354, 230810), (590, 138486), (708, 115405), (885, 92324), (1180, 69243), (1770, 46162), (3540, 23081)]