21873000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{317}}^1$

素因数の和:364

約数の個数: 128

約数和(自身を含む): 71435520

約数和(自身を除く): 49562520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 46, 50, 60, 69, 75, 92, 100, 115, 120, 125, 138, 150, 184, 200, 230, 250, 276, 300, 317, 345, 375, 460, 500, 552, 575, 600, 634, 690, 750, 920, 951, 1000, 1150, 1268, 1380, 1500, 1585, 1725, 1902, 2300, 2536, 2760, 2875, 3000, 3170, 3450, 3804, 4600, 4755, 5750, 6340, 6900, 7291, 7608, 7925, 8625, 9510, 11500, 12680, 13800, 14582, 15850, 17250, 19020, 21873, 23000, 23775, 29164, 31700, 34500, 36455, 38040, 39625, 43746, 47550, 58328, 63400, 69000, 72910, 79250, 87492, 95100, 109365, 118875, 145820, 158500, 174984, 182275, 190200, 218730, 237750, 291640, 317000, 364550, 437460, 475500, 546825, 729100, 874920, 911375, 951000, 1093650, 1458200, 1822750, 2187300, 2734125, 3645500, 4374600, 5468250, 7291000, 10936500, 21873000]

約数ペア:

[(1, 21873000), (2, 10936500), (3, 7291000), (4, 5468250), (5, 4374600), (6, 3645500), (8, 2734125), (10, 2187300), (12, 1822750), (15, 1458200), (20, 1093650), (23, 951000), (24, 911375), (25, 874920), (30, 729100), (40, 546825), (46, 475500), (50, 437460), (60, 364550), (69, 317000), (75, 291640), (92, 237750), (100, 218730), (115, 190200), (120, 182275), (125, 174984), (138, 158500), (150, 145820), (184, 118875), (200, 109365), (230, 95100), (250, 87492), (276, 79250), (300, 72910), (317, 69000), (345, 63400), (375, 58328), (460, 47550), (500, 43746), (552, 39625), (575, 38040), (600, 36455), (634, 34500), (690, 31700), (750, 29164), (920, 23775), (951, 23000), (1000, 21873), (1150, 19020), (1268, 17250), (1380, 15850), (1500, 14582), (1585, 13800), (1725, 12680), (1902, 11500), (2300, 9510), (2536, 8625), (2760, 7925), (2875, 7608), (3000, 7291), (3170, 6900), (3450, 6340), (3804, 5750), (4600, 4755)]