51489180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{12437}}^1$

素因数の和:12475

約数の個数: 72

約数和(自身を含む): 162987552

約数和(自身を除く): 111498372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 12437, 24874, 37311, 49748, 62185, 74622, 111933, 124370, 149244, 186555, 223866, 248740, 286051, 373110, 447732, 559665, 572102, 746220, 858153, 1119330, 1144204, 1430255, 1716306, 2238660, 2574459, 2860510, 3432612, 4290765, 5148918, 5721020, 8581530, 10297836, 12872295, 17163060, 25744590, 51489180]

約数ペア:

[(1, 51489180), (2, 25744590), (3, 17163060), (4, 12872295), (5, 10297836), (6, 8581530), (9, 5721020), (10, 5148918), (12, 4290765), (15, 3432612), (18, 2860510), (20, 2574459), (23, 2238660), (30, 1716306), (36, 1430255), (45, 1144204), (46, 1119330), (60, 858153), (69, 746220), (90, 572102), (92, 559665), (115, 447732), (138, 373110), (180, 286051), (207, 248740), (230, 223866), (276, 186555), (345, 149244), (414, 124370), (460, 111933), (690, 74622), (828, 62185), (1035, 49748), (1380, 37311), (2070, 24874), (4140, 12437)]