161616204

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{277}}^1\times {\mathrm{853}}^1$

素因数の和:1159

約数の個数: 72

約数和(自身を含む): 432089840

約数和(自身を除く): 270473636

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 277, 342, 554, 684, 831, 853, 1108, 1662, 1706, 2493, 2559, 3324, 3412, 4986, 5118, 5263, 7677, 9972, 10236, 10526, 15354, 15789, 16207, 21052, 30708, 31578, 32414, 47367, 48621, 63156, 64828, 94734, 97242, 145863, 189468, 194484, 236281, 291726, 472562, 583452, 708843, 945124, 1417686, 2126529, 2835372, 4253058, 4489339, 8506116, 8978678, 13468017, 17957356, 26936034, 40404051, 53872068, 80808102, 161616204]

約数ペア:

[(1, 161616204), (2, 80808102), (3, 53872068), (4, 40404051), (6, 26936034), (9, 17957356), (12, 13468017), (18, 8978678), (19, 8506116), (36, 4489339), (38, 4253058), (57, 2835372), (76, 2126529), (114, 1417686), (171, 945124), (228, 708843), (277, 583452), (342, 472562), (554, 291726), (684, 236281), (831, 194484), (853, 189468), (1108, 145863), (1662, 97242), (1706, 94734), (2493, 64828), (2559, 63156), (3324, 48621), (3412, 47367), (4986, 32414), (5118, 31578), (5263, 30708), (7677, 21052), (9972, 16207), (10236, 15789), (10526, 15354)]