71257860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131959}}^1$

素因数の和:131977

約数の個数: 48

約数和(自身を含む): 221692800

約数和(自身を除く): 150434940

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, 131959, 263918, 395877, 527836, 659795, 791754, 1187631, 1319590, 1583508, 1979385, 2375262, 2639180, 3562893, 3958770, 4750524, 5938155, 7125786, 7917540, 11876310, 14251572, 17814465, 23752620, 35628930, 71257860]

約数ペア:

[(1, 71257860), (2, 35628930), (3, 23752620), (4, 17814465), (5, 14251572), (6, 11876310), (9, 7917540), (10, 7125786), (12, 5938155), (15, 4750524), (18, 3958770), (20, 3562893), (27, 2639180), (30, 2375262), (36, 1979385), (45, 1583508), (54, 1319590), (60, 1187631), (90, 791754), (108, 659795), (135, 527836), (180, 395877), (270, 263918), (540, 131959)]