78142860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{144709}}^1$

素因数の和:144727

約数の個数: 48

約数和(自身を含む): 243112800

約数和(自身を除く): 164969940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 144709, 289418, 434127, 578836, 723545, 868254, 1302381, 1447090, 1736508, 2170635, 2604762, 2894180, 3907143, 4341270, 5209524, 6511905, 7814286, 8682540, 13023810, 15628572, 19535715, 26047620, 39071430, 78142860]

約数ペア:

[(1, 78142860), (2, 39071430), (3, 26047620), (4, 19535715), (5, 15628572), (6, 13023810), (9, 8682540), (10, 7814286), (12, 6511905), (15, 5209524), (18, 4341270), (20, 3907143), (27, 2894180), (30, 2604762), (36, 2170635), (45, 1736508), (54, 1447090), (60, 1302381), (90, 868254), (108, 723545), (135, 578836), (180, 434127), (270, 289418), (540, 144709)]