123468720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{514453}}^1$

素因数の和:514469

約数の個数: 40

約数和(自身を含む): 382753776

約数和(自身を除く): 259285056

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 514453, 1028906, 1543359, 2057812, 2572265, 3086718, 4115624, 5144530, 6173436, 7716795, 8231248, 10289060, 12346872, 15433590, 20578120, 24693744, 30867180, 41156240, 61734360, 123468720]

約数ペア:

[(1, 123468720), (2, 61734360), (3, 41156240), (4, 30867180), (5, 24693744), (6, 20578120), (8, 15433590), (10, 12346872), (12, 10289060), (15, 8231248), (16, 7716795), (20, 6173436), (24, 5144530), (30, 4115624), (40, 3086718), (48, 2572265), (60, 2057812), (80, 1543359), (120, 1028906), (240, 514453)]