72016120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163673}}^1$

素因数の和:163695

約数の個数: 32

約数和(自身を含む): 176767920

約数和(自身を除く): 104751800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 163673, 327346, 654692, 818365, 1309384, 1636730, 1800403, 3273460, 3600806, 6546920, 7201612, 9002015, 14403224, 18004030, 36008060, 72016120]

約数ペア:

[(1, 72016120), (2, 36008060), (4, 18004030), (5, 14403224), (8, 9002015), (10, 7201612), (11, 6546920), (20, 3600806), (22, 3273460), (40, 1800403), (44, 1636730), (55, 1309384), (88, 818365), (110, 654692), (220, 327346), (440, 163673)]