289980720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{402751}}^1$

素因数の和:402770

約数の個数: 60

約数和(自身を含む): 973854336

約数和(自身を除く): 683873616

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 402751, 805502, 1208253, 1611004, 2013755, 2416506, 3222008, 3624759, 4027510, 4833012, 6041265, 6444016, 7249518, 8055020, 9666024, 12082530, 14499036, 16110040, 18123795, 19332048, 24165060, 28998072, 32220080, 36247590, 48330120, 57996144, 72495180, 96660240, 144990360, 289980720]

約数ペア:

[(1, 289980720), (2, 144990360), (3, 96660240), (4, 72495180), (5, 57996144), (6, 48330120), (8, 36247590), (9, 32220080), (10, 28998072), (12, 24165060), (15, 19332048), (16, 18123795), (18, 16110040), (20, 14499036), (24, 12082530), (30, 9666024), (36, 8055020), (40, 7249518), (45, 6444016), (48, 6041265), (60, 4833012), (72, 4027510), (80, 3624759), (90, 3222008), (120, 2416506), (144, 2013755), (180, 1611004), (240, 1208253), (360, 805502), (720, 402751)]