18244260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1283}}^1$

素因数の和:1377

約数の個数: 72

約数和(自身を含む): 56085120

約数和(自身を除く): 37840860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1283, 1422, 1580, 2370, 2566, 2844, 3555, 3849, 4740, 5132, 6415, 7110, 7698, 11547, 12830, 14220, 15396, 19245, 23094, 25660, 38490, 46188, 57735, 76980, 101357, 115470, 202714, 230940, 304071, 405428, 506785, 608142, 912213, 1013570, 1216284, 1520355, 1824426, 2027140, 3040710, 3648852, 4561065, 6081420, 9122130, 18244260]

約数ペア:

[(1, 18244260), (2, 9122130), (3, 6081420), (4, 4561065), (5, 3648852), (6, 3040710), (9, 2027140), (10, 1824426), (12, 1520355), (15, 1216284), (18, 1013570), (20, 912213), (30, 608142), (36, 506785), (45, 405428), (60, 304071), (79, 230940), (90, 202714), (158, 115470), (180, 101357), (237, 76980), (316, 57735), (395, 46188), (474, 38490), (711, 25660), (790, 23094), (948, 19245), (1185, 15396), (1283, 14220), (1422, 12830), (1580, 11547), (2370, 7698), (2566, 7110), (2844, 6415), (3555, 5132), (3849, 4740)]