80619240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51679}}^1$

素因数の和:51706

約数の個数: 64

約数和(自身を含む): 260467200

約数和(自身を除く): 179847960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 51679, 103358, 155037, 206716, 258395, 310074, 413432, 516790, 620148, 671827, 775185, 1033580, 1240296, 1343654, 1550370, 2015481, 2067160, 2687308, 3100740, 3359135, 4030962, 5374616, 6201480, 6718270, 8061924, 10077405, 13436540, 16123848, 20154810, 26873080, 40309620, 80619240]

約数ペア:

[(1, 80619240), (2, 40309620), (3, 26873080), (4, 20154810), (5, 16123848), (6, 13436540), (8, 10077405), (10, 8061924), (12, 6718270), (13, 6201480), (15, 5374616), (20, 4030962), (24, 3359135), (26, 3100740), (30, 2687308), (39, 2067160), (40, 2015481), (52, 1550370), (60, 1343654), (65, 1240296), (78, 1033580), (104, 775185), (120, 671827), (130, 620148), (156, 516790), (195, 413432), (260, 310074), (312, 258395), (390, 206716), (520, 155037), (780, 103358), (1560, 51679)]