221846640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{924361}}^1$

素因数の和:924377

約数の個数: 40

約数和(自身を含む): 687725328

約数和(自身を除く): 465878688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 924361, 1848722, 2773083, 3697444, 4621805, 5546166, 7394888, 9243610, 11092332, 13865415, 14789776, 18487220, 22184664, 27730830, 36974440, 44369328, 55461660, 73948880, 110923320, 221846640]

約数ペア:

[(1, 221846640), (2, 110923320), (3, 73948880), (4, 55461660), (5, 44369328), (6, 36974440), (8, 27730830), (10, 22184664), (12, 18487220), (15, 14789776), (16, 13865415), (20, 11092332), (24, 9243610), (30, 7394888), (40, 5546166), (48, 4621805), (60, 3697444), (80, 2773083), (120, 1848722), (240, 924361)]