21988200

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2819}}^1$

素因数の和:2851

約数の個数: 96

約数和(自身を含む): 73432800

約数和(自身を除く): 51444600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 2819, 3900, 5638, 7800, 8457, 11276, 14095, 16914, 22552, 28190, 33828, 36647, 42285, 56380, 67656, 70475, 73294, 84570, 109941, 112760, 140950, 146588, 169140, 183235, 211425, 219882, 281900, 293176, 338280, 366470, 422850, 439764, 549705, 563800, 732940, 845700, 879528, 916175, 1099410, 1465880, 1691400, 1832350, 2198820, 2748525, 3664700, 4397640, 5497050, 7329400, 10994100, 21988200]

約数ペア:

[(1, 21988200), (2, 10994100), (3, 7329400), (4, 5497050), (5, 4397640), (6, 3664700), (8, 2748525), (10, 2198820), (12, 1832350), (13, 1691400), (15, 1465880), (20, 1099410), (24, 916175), (25, 879528), (26, 845700), (30, 732940), (39, 563800), (40, 549705), (50, 439764), (52, 422850), (60, 366470), (65, 338280), (75, 293176), (78, 281900), (100, 219882), (104, 211425), (120, 183235), (130, 169140), (150, 146588), (156, 140950), (195, 112760), (200, 109941), (260, 84570), (300, 73294), (312, 70475), (325, 67656), (390, 56380), (520, 42285), (600, 36647), (650, 33828), (780, 28190), (975, 22552), (1300, 16914), (1560, 14095), (1950, 11276), (2600, 8457), (2819, 7800), (3900, 5638)]