213890580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5189}}^1$

素因数の和:5433

約数の個数: 72

約数和(自身を含む): 651760200

約数和(自身を除く): 437869620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 229, 458, 687, 916, 1145, 1374, 2061, 2290, 2748, 3435, 4122, 4580, 5189, 6870, 8244, 10305, 10378, 13740, 15567, 20610, 20756, 25945, 31134, 41220, 46701, 51890, 62268, 77835, 93402, 103780, 155670, 186804, 233505, 311340, 467010, 934020, 1188281, 2376562, 3564843, 4753124, 5941405, 7129686, 10694529, 11882810, 14259372, 17824215, 21389058, 23765620, 35648430, 42778116, 53472645, 71296860, 106945290, 213890580]

約数ペア:

[(1, 213890580), (2, 106945290), (3, 71296860), (4, 53472645), (5, 42778116), (6, 35648430), (9, 23765620), (10, 21389058), (12, 17824215), (15, 14259372), (18, 11882810), (20, 10694529), (30, 7129686), (36, 5941405), (45, 4753124), (60, 3564843), (90, 2376562), (180, 1188281), (229, 934020), (458, 467010), (687, 311340), (916, 233505), (1145, 186804), (1374, 155670), (2061, 103780), (2290, 93402), (2748, 77835), (3435, 62268), (4122, 51890), (4580, 46701), (5189, 41220), (6870, 31134), (8244, 25945), (10305, 20756), (10378, 20610), (13740, 15567)]