21966240

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{45763}}^1$

素因数の和:45781

約数の個数: 48

約数和(自身を含む): 69195168

約数和(自身を除く): 47228928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 45763, 91526, 137289, 183052, 228815, 274578, 366104, 457630, 549156, 686445, 732208, 915260, 1098312, 1372890, 1464416, 1830520, 2196624, 2745780, 3661040, 4393248, 5491560, 7322080, 10983120, 21966240]

約数ペア:

[(1, 21966240), (2, 10983120), (3, 7322080), (4, 5491560), (5, 4393248), (6, 3661040), (8, 2745780), (10, 2196624), (12, 1830520), (15, 1464416), (16, 1372890), (20, 1098312), (24, 915260), (30, 732208), (32, 686445), (40, 549156), (48, 457630), (60, 366104), (80, 274578), (96, 228815), (120, 183052), (160, 137289), (240, 91526), (480, 45763)]