220289250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{419}}^1\times {\mathrm{701}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 551940480

約数和(自身を除く): 331651230

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 419, 701, 750, 838, 1257, 1402, 2095, 2103, 2514, 3505, 4190, 4206, 6285, 7010, 10475, 10515, 12570, 17525, 20950, 21030, 31425, 35050, 52375, 52575, 62850, 87625, 104750, 105150, 157125, 175250, 262875, 293719, 314250, 525750, 587438, 881157, 1468595, 1762314, 2937190, 4405785, 7342975, 8811570, 14685950, 22028925, 36714875, 44057850, 73429750, 110144625, 220289250]

約数ペア:

[(1, 220289250), (2, 110144625), (3, 73429750), (5, 44057850), (6, 36714875), (10, 22028925), (15, 14685950), (25, 8811570), (30, 7342975), (50, 4405785), (75, 2937190), (125, 1762314), (150, 1468595), (250, 881157), (375, 587438), (419, 525750), (701, 314250), (750, 293719), (838, 262875), (1257, 175250), (1402, 157125), (2095, 105150), (2103, 104750), (2514, 87625), (3505, 62850), (4190, 52575), (4206, 52375), (6285, 35050), (7010, 31425), (10475, 21030), (10515, 20950), (12570, 17525)]