666072

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^2$

素因数の和:81

約数の個数: 72

約数和(自身を含む): 2038140

約数和(自身を除く): 1372068

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 29, 33, 36, 44, 58, 66, 72, 87, 88, 99, 116, 132, 174, 198, 232, 261, 264, 319, 348, 396, 522, 638, 696, 792, 841, 957, 1044, 1276, 1682, 1914, 2088, 2523, 2552, 2871, 3364, 3828, 5046, 5742, 6728, 7569, 7656, 9251, 10092, 11484, 15138, 18502, 20184, 22968, 27753, 30276, 37004, 55506, 60552, 74008, 83259, 111012, 166518, 222024, 333036, 666072]

約数ペア:

[(1, 666072), (2, 333036), (3, 222024), (4, 166518), (6, 111012), (8, 83259), (9, 74008), (11, 60552), (12, 55506), (18, 37004), (22, 30276), (24, 27753), (29, 22968), (33, 20184), (36, 18502), (44, 15138), (58, 11484), (66, 10092), (72, 9251), (87, 7656), (88, 7569), (99, 6728), (116, 5742), (132, 5046), (174, 3828), (198, 3364), (232, 2871), (261, 2552), (264, 2523), (319, 2088), (348, 1914), (396, 1682), (522, 1276), (638, 1044), (696, 957), (792, 841)]