256219980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{23593}}^1$

素因数の和:23786

約数の個数: 48

約数和(自身を含む): 721410144

約数和(自身を除く): 465190164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 181, 362, 543, 724, 905, 1086, 1810, 2172, 2715, 3620, 5430, 10860, 23593, 47186, 70779, 94372, 117965, 141558, 235930, 283116, 353895, 471860, 707790, 1415580, 4270333, 8540666, 12810999, 17081332, 21351665, 25621998, 42703330, 51243996, 64054995, 85406660, 128109990, 256219980]

約数ペア:

[(1, 256219980), (2, 128109990), (3, 85406660), (4, 64054995), (5, 51243996), (6, 42703330), (10, 25621998), (12, 21351665), (15, 17081332), (20, 12810999), (30, 8540666), (60, 4270333), (181, 1415580), (362, 707790), (543, 471860), (724, 353895), (905, 283116), (1086, 235930), (1810, 141558), (2172, 117965), (2715, 94372), (3620, 70779), (5430, 47186), (10860, 23593)]