207480720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{864503}}^1$

素因数の和:864519

約数の個数: 40

約数和(自身を含む): 643190976

約数和(自身を除く): 435710256

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 864503, 1729006, 2593509, 3458012, 4322515, 5187018, 6916024, 8645030, 10374036, 12967545, 13832048, 17290060, 20748072, 25935090, 34580120, 41496144, 51870180, 69160240, 103740360, 207480720]

約数ペア:

[(1, 207480720), (2, 103740360), (3, 69160240), (4, 51870180), (5, 41496144), (6, 34580120), (8, 25935090), (10, 20748072), (12, 17290060), (15, 13832048), (16, 12967545), (20, 10374036), (24, 8645030), (30, 6916024), (40, 5187018), (48, 4322515), (60, 3458012), (80, 2593509), (120, 1729006), (240, 864503)]