71311920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{297133}}^1$

素因数の和:297149

約数の個数: 40

約数和(自身を含む): 221067696

約数和(自身を除く): 149755776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 297133, 594266, 891399, 1188532, 1485665, 1782798, 2377064, 2971330, 3565596, 4456995, 4754128, 5942660, 7131192, 8913990, 11885320, 14262384, 17827980, 23770640, 35655960, 71311920]

約数ペア:

[(1, 71311920), (2, 35655960), (3, 23770640), (4, 17827980), (5, 14262384), (6, 11885320), (8, 8913990), (10, 7131192), (12, 5942660), (15, 4754128), (16, 4456995), (20, 3565596), (24, 2971330), (30, 2377064), (40, 1782798), (48, 1485665), (60, 1188532), (80, 891399), (120, 594266), (240, 297133)]