1855009920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{229}}^1\times {\mathrm{4219}}^1$

素因数の和:4470

約数の個数: 128

約数和(自身を含む): 5940072000

約数和(自身を除く): 4085062080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 229, 240, 320, 384, 458, 480, 640, 687, 916, 960, 1145, 1374, 1832, 1920, 2290, 2748, 3435, 3664, 4219, 4580, 5496, 6870, 7328, 8438, 9160, 10992, 12657, 13740, 14656, 16876, 18320, 21095, 21984, 25314, 27480, 29312, 33752, 36640, 42190, 43968, 50628, 54960, 63285, 67504, 73280, 84380, 87936, 101256, 109920, 126570, 135008, 146560, 168760, 202512, 219840, 253140, 270016, 337520, 405024, 439680, 506280, 540032, 675040, 810048, 966151, 1012560, 1350080, 1620096, 1932302, 2025120, 2700160, 2898453, 3864604, 4050240, 4830755, 5796906, 7729208, 8100480, 9661510, 11593812, 14492265, 15458416, 19323020, 23187624, 28984530, 30916832, 38646040, 46375248, 57969060, 61833664, 77292080, 92750496, 115938120, 123667328, 154584160, 185500992, 231876240, 309168320, 371001984, 463752480, 618336640, 927504960, 1855009920]

約数ペア:

[(1, 1855009920), (2, 927504960), (3, 618336640), (4, 463752480), (5, 371001984), (6, 309168320), (8, 231876240), (10, 185500992), (12, 154584160), (15, 123667328), (16, 115938120), (20, 92750496), (24, 77292080), (30, 61833664), (32, 57969060), (40, 46375248), (48, 38646040), (60, 30916832), (64, 28984530), (80, 23187624), (96, 19323020), (120, 15458416), (128, 14492265), (160, 11593812), (192, 9661510), (229, 8100480), (240, 7729208), (320, 5796906), (384, 4830755), (458, 4050240), (480, 3864604), (640, 2898453), (687, 2700160), (916, 2025120), (960, 1932302), (1145, 1620096), (1374, 1350080), (1832, 1012560), (1920, 966151), (2290, 810048), (2748, 675040), (3435, 540032), (3664, 506280), (4219, 439680), (4580, 405024), (5496, 337520), (6870, 270016), (7328, 253140), (8438, 219840), (9160, 202512), (10992, 168760), (12657, 146560), (13740, 135008), (14656, 126570), (16876, 109920), (18320, 101256), (21095, 87936), (21984, 84380), (25314, 73280), (27480, 67504), (29312, 63285), (33752, 54960), (36640, 50628), (42190, 43968)]