21793680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{30269}}^1$

素因数の和:30288

約数の個数: 60

約数和(自身を含む): 73192860

約数和(自身を除く): 51399180

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, 30269, 60538, 90807, 121076, 151345, 181614, 242152, 272421, 302690, 363228, 454035, 484304, 544842, 605380, 726456, 908070, 1089684, 1210760, 1362105, 1452912, 1816140, 2179368, 2421520, 2724210, 3632280, 4358736, 5448420, 7264560, 10896840, 21793680]

約数ペア:

[(1, 21793680), (2, 10896840), (3, 7264560), (4, 5448420), (5, 4358736), (6, 3632280), (8, 2724210), (9, 2421520), (10, 2179368), (12, 1816140), (15, 1452912), (16, 1362105), (18, 1210760), (20, 1089684), (24, 908070), (30, 726456), (36, 605380), (40, 544842), (45, 484304), (48, 454035), (60, 363228), (72, 302690), (80, 272421), (90, 242152), (120, 181614), (144, 151345), (180, 121076), (240, 90807), (360, 60538), (720, 30269)]