219866760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{610741}}^1$

素因数の和:610758

約数の個数: 48

約数和(自身を含む): 714568140

約数和(自身を除く): 494701380

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, 610741, 1221482, 1832223, 2442964, 3053705, 3664446, 4885928, 5496669, 6107410, 7328892, 9161115, 10993338, 12214820, 14657784, 18322230, 21986676, 24429640, 27483345, 36644460, 43973352, 54966690, 73288920, 109933380, 219866760]

約数ペア:

[(1, 219866760), (2, 109933380), (3, 73288920), (4, 54966690), (5, 43973352), (6, 36644460), (8, 27483345), (9, 24429640), (10, 21986676), (12, 18322230), (15, 14657784), (18, 12214820), (20, 10993338), (24, 9161115), (30, 7328892), (36, 6107410), (40, 5496669), (45, 4885928), (60, 3664446), (72, 3053705), (90, 2442964), (120, 1832223), (180, 1221482), (360, 610741)]