371980000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{2657}}^1$

素因数の和:2694

約数の個数: 120

約数和(自身を含む): 1046252592

約数和(自身を除く): 674272592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 625, 700, 800, 875, 1000, 1120, 1250, 1400, 1750, 2000, 2500, 2657, 2800, 3500, 4000, 4375, 5000, 5314, 5600, 7000, 8750, 10000, 10628, 13285, 14000, 17500, 18599, 20000, 21256, 26570, 28000, 35000, 37198, 42512, 53140, 66425, 70000, 74396, 85024, 92995, 106280, 132850, 140000, 148792, 185990, 212560, 265700, 297584, 332125, 371980, 425120, 464975, 531400, 595168, 664250, 743960, 929950, 1062800, 1328500, 1487920, 1660625, 1859900, 2125600, 2324875, 2657000, 2975840, 3321250, 3719800, 4649750, 5314000, 6642500, 7439600, 9299500, 10628000, 11624375, 13285000, 14879200, 18599000, 23248750, 26570000, 37198000, 46497500, 53140000, 74396000, 92995000, 185990000, 371980000]

約数ペア:

[(1, 371980000), (2, 185990000), (4, 92995000), (5, 74396000), (7, 53140000), (8, 46497500), (10, 37198000), (14, 26570000), (16, 23248750), (20, 18599000), (25, 14879200), (28, 13285000), (32, 11624375), (35, 10628000), (40, 9299500), (50, 7439600), (56, 6642500), (70, 5314000), (80, 4649750), (100, 3719800), (112, 3321250), (125, 2975840), (140, 2657000), (160, 2324875), (175, 2125600), (200, 1859900), (224, 1660625), (250, 1487920), (280, 1328500), (350, 1062800), (400, 929950), (500, 743960), (560, 664250), (625, 595168), (700, 531400), (800, 464975), (875, 425120), (1000, 371980), (1120, 332125), (1250, 297584), (1400, 265700), (1750, 212560), (2000, 185990), (2500, 148792), (2657, 140000), (2800, 132850), (3500, 106280), (4000, 92995), (4375, 85024), (5000, 74396), (5314, 70000), (5600, 66425), (7000, 53140), (8750, 42512), (10000, 37198), (10628, 35000), (13285, 28000), (14000, 26570), (17500, 21256), (18599, 20000)]