80475480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{223543}}^1$

素因数の和:223560

約数の個数: 48

約数和(自身を含む): 261546480

約数和(自身を除く): 181071000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 223543, 447086, 670629, 894172, 1117715, 1341258, 1788344, 2011887, 2235430, 2682516, 3353145, 4023774, 4470860, 5365032, 6706290, 8047548, 8941720, 10059435, 13412580, 16095096, 20118870, 26825160, 40237740, 80475480]

約数ペア:

[(1, 80475480), (2, 40237740), (3, 26825160), (4, 20118870), (5, 16095096), (6, 13412580), (8, 10059435), (9, 8941720), (10, 8047548), (12, 6706290), (15, 5365032), (18, 4470860), (20, 4023774), (24, 3353145), (30, 2682516), (36, 2235430), (40, 2011887), (45, 1788344), (60, 1341258), (72, 1117715), (90, 894172), (120, 670629), (180, 447086), (360, 223543)]