18002100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2609}}^1$

素因数の和:2649

約数の個数: 72

約数和(自身を含む): 54371520

約数和(自身を除く): 36369420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 25, 30, 46, 50, 60, 69, 75, 92, 100, 115, 138, 150, 230, 276, 300, 345, 460, 575, 690, 1150, 1380, 1725, 2300, 2609, 3450, 5218, 6900, 7827, 10436, 13045, 15654, 26090, 31308, 39135, 52180, 60007, 65225, 78270, 120014, 130450, 156540, 180021, 195675, 240028, 260900, 300035, 360042, 391350, 600070, 720084, 782700, 900105, 1200140, 1500175, 1800210, 3000350, 3600420, 4500525, 6000700, 9001050, 18002100]

約数ペア:

[(1, 18002100), (2, 9001050), (3, 6000700), (4, 4500525), (5, 3600420), (6, 3000350), (10, 1800210), (12, 1500175), (15, 1200140), (20, 900105), (23, 782700), (25, 720084), (30, 600070), (46, 391350), (50, 360042), (60, 300035), (69, 260900), (75, 240028), (92, 195675), (100, 180021), (115, 156540), (138, 130450), (150, 120014), (230, 78270), (276, 65225), (300, 60007), (345, 52180), (460, 39135), (575, 31308), (690, 26090), (1150, 15654), (1380, 13045), (1725, 10436), (2300, 7827), (2609, 6900), (3450, 5218)]