239257440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{166151}}^1$

素因数の和:166172

約数の個数: 72

約数和(自身を含む): 816470928

約数和(自身を除く): 577213488

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 166151, 332302, 498453, 664604, 830755, 996906, 1329208, 1495359, 1661510, 1993812, 2492265, 2658416, 2990718, 3323020, 3987624, 4984530, 5316832, 5981436, 6646040, 7476795, 7975248, 9969060, 11962872, 13292080, 14953590, 15950496, 19938120, 23925744, 26584160, 29907180, 39876240, 47851488, 59814360, 79752480, 119628720, 239257440]

約数ペア:

[(1, 239257440), (2, 119628720), (3, 79752480), (4, 59814360), (5, 47851488), (6, 39876240), (8, 29907180), (9, 26584160), (10, 23925744), (12, 19938120), (15, 15950496), (16, 14953590), (18, 13292080), (20, 11962872), (24, 9969060), (30, 7975248), (32, 7476795), (36, 6646040), (40, 5981436), (45, 5316832), (48, 4984530), (60, 3987624), (72, 3323020), (80, 2990718), (90, 2658416), (96, 2492265), (120, 1993812), (144, 1661510), (160, 1495359), (180, 1329208), (240, 996906), (288, 830755), (360, 664604), (480, 498453), (720, 332302), (1440, 166151)]