21027000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:230

約数の個数: 128

約数和(自身を含む): 67541760

約数和(自身を除く): 46514760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 43, 50, 60, 75, 86, 100, 120, 125, 129, 150, 163, 172, 200, 215, 250, 258, 300, 326, 344, 375, 430, 489, 500, 516, 600, 645, 652, 750, 815, 860, 978, 1000, 1032, 1075, 1290, 1304, 1500, 1630, 1720, 1956, 2150, 2445, 2580, 3000, 3225, 3260, 3912, 4075, 4300, 4890, 5160, 5375, 6450, 6520, 7009, 8150, 8600, 9780, 10750, 12225, 12900, 14018, 16125, 16300, 19560, 20375, 21027, 21500, 24450, 25800, 28036, 32250, 32600, 35045, 40750, 42054, 43000, 48900, 56072, 61125, 64500, 70090, 81500, 84108, 97800, 105135, 122250, 129000, 140180, 163000, 168216, 175225, 210270, 244500, 280360, 350450, 420540, 489000, 525675, 700900, 841080, 876125, 1051350, 1401800, 1752250, 2102700, 2628375, 3504500, 4205400, 5256750, 7009000, 10513500, 21027000]

約数ペア:

[(1, 21027000), (2, 10513500), (3, 7009000), (4, 5256750), (5, 4205400), (6, 3504500), (8, 2628375), (10, 2102700), (12, 1752250), (15, 1401800), (20, 1051350), (24, 876125), (25, 841080), (30, 700900), (40, 525675), (43, 489000), (50, 420540), (60, 350450), (75, 280360), (86, 244500), (100, 210270), (120, 175225), (125, 168216), (129, 163000), (150, 140180), (163, 129000), (172, 122250), (200, 105135), (215, 97800), (250, 84108), (258, 81500), (300, 70090), (326, 64500), (344, 61125), (375, 56072), (430, 48900), (489, 43000), (500, 42054), (516, 40750), (600, 35045), (645, 32600), (652, 32250), (750, 28036), (815, 25800), (860, 24450), (978, 21500), (1000, 21027), (1032, 20375), (1075, 19560), (1290, 16300), (1304, 16125), (1500, 14018), (1630, 12900), (1720, 12225), (1956, 10750), (2150, 9780), (2445, 8600), (2580, 8150), (3000, 7009), (3225, 6520), (3260, 6450), (3912, 5375), (4075, 5160), (4300, 4890)]