16909920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11743}}^1$

素因数の和:11764

約数の個数: 72

約数和(自身を含む): 57710016

約数和(自身を除く): 40800096

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, 11743, 23486, 35229, 46972, 58715, 70458, 93944, 105687, 117430, 140916, 176145, 187888, 211374, 234860, 281832, 352290, 375776, 422748, 469720, 528435, 563664, 704580, 845496, 939440, 1056870, 1127328, 1409160, 1690992, 1878880, 2113740, 2818320, 3381984, 4227480, 5636640, 8454960, 16909920]

約数ペア:

[(1, 16909920), (2, 8454960), (3, 5636640), (4, 4227480), (5, 3381984), (6, 2818320), (8, 2113740), (9, 1878880), (10, 1690992), (12, 1409160), (15, 1127328), (16, 1056870), (18, 939440), (20, 845496), (24, 704580), (30, 563664), (32, 528435), (36, 469720), (40, 422748), (45, 375776), (48, 352290), (60, 281832), (72, 234860), (80, 211374), (90, 187888), (96, 176145), (120, 140916), (144, 117430), (160, 105687), (180, 93944), (240, 70458), (288, 58715), (360, 46972), (480, 35229), (720, 23486), (1440, 11743)]