30506000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{2179}}^1$

素因数の和:2209

約数の個数: 80

約数和(自身を含む): 84339840

約数和(自身を除く): 53833840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 175, 200, 250, 280, 350, 400, 500, 560, 700, 875, 1000, 1400, 1750, 2000, 2179, 2800, 3500, 4358, 7000, 8716, 10895, 14000, 15253, 17432, 21790, 30506, 34864, 43580, 54475, 61012, 76265, 87160, 108950, 122024, 152530, 174320, 217900, 244048, 272375, 305060, 381325, 435800, 544750, 610120, 762650, 871600, 1089500, 1220240, 1525300, 1906625, 2179000, 3050600, 3813250, 4358000, 6101200, 7626500, 15253000, 30506000]

約数ペア:

[(1, 30506000), (2, 15253000), (4, 7626500), (5, 6101200), (7, 4358000), (8, 3813250), (10, 3050600), (14, 2179000), (16, 1906625), (20, 1525300), (25, 1220240), (28, 1089500), (35, 871600), (40, 762650), (50, 610120), (56, 544750), (70, 435800), (80, 381325), (100, 305060), (112, 272375), (125, 244048), (140, 217900), (175, 174320), (200, 152530), (250, 122024), (280, 108950), (350, 87160), (400, 76265), (500, 61012), (560, 54475), (700, 43580), (875, 34864), (1000, 30506), (1400, 21790), (1750, 17432), (2000, 15253), (2179, 14000), (2800, 10895), (3500, 8716), (4358, 7000)]