71988120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{199967}}^1$

素因数の和:199984

約数の個数: 48

約数和(自身を含む): 233962560

約数和(自身を除く): 161974440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 199967, 399934, 599901, 799868, 999835, 1199802, 1599736, 1799703, 1999670, 2399604, 2999505, 3599406, 3999340, 4799208, 5999010, 7198812, 7998680, 8998515, 11998020, 14397624, 17997030, 23996040, 35994060, 71988120]

約数ペア:

[(1, 71988120), (2, 35994060), (3, 23996040), (4, 17997030), (5, 14397624), (6, 11998020), (8, 8998515), (9, 7998680), (10, 7198812), (12, 5999010), (15, 4799208), (18, 3999340), (20, 3599406), (24, 2999505), (30, 2399604), (36, 1999670), (40, 1799703), (45, 1599736), (60, 1199802), (72, 999835), (90, 799868), (120, 599901), (180, 399934), (360, 199967)]