21969000

素因数分解:

$2^3\times 3^2\times 5^3\times {\mathrm{2441}}^1$

素因数の和:2468

約数の個数: 96

約数和(自身を含む): 74285640

約数和(自身を除く): 52316640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 125, 150, 180, 200, 225, 250, 300, 360, 375, 450, 500, 600, 750, 900, 1000, 1125, 1500, 1800, 2250, 2441, 3000, 4500, 4882, 7323, 9000, 9764, 12205, 14646, 19528, 21969, 24410, 29292, 36615, 43938, 48820, 58584, 61025, 73230, 87876, 97640, 109845, 122050, 146460, 175752, 183075, 219690, 244100, 292920, 305125, 366150, 439380, 488200, 549225, 610250, 732300, 878760, 915375, 1098450, 1220500, 1464600, 1830750, 2196900, 2441000, 2746125, 3661500, 4393800, 5492250, 7323000, 10984500, 21969000]

約数ペア:

[(1, 21969000), (2, 10984500), (3, 7323000), (4, 5492250), (5, 4393800), (6, 3661500), (8, 2746125), (9, 2441000), (10, 2196900), (12, 1830750), (15, 1464600), (18, 1220500), (20, 1098450), (24, 915375), (25, 878760), (30, 732300), (36, 610250), (40, 549225), (45, 488200), (50, 439380), (60, 366150), (72, 305125), (75, 292920), (90, 244100), (100, 219690), (120, 183075), (125, 175752), (150, 146460), (180, 122050), (200, 109845), (225, 97640), (250, 87876), (300, 73230), (360, 61025), (375, 58584), (450, 48820), (500, 43938), (600, 36615), (750, 29292), (900, 24410), (1000, 21969), (1125, 19528), (1500, 14646), (1800, 12205), (2250, 9764), (2441, 9000), (3000, 7323), (4500, 4882)]