21141600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{383}}^1$

素因数の和:429

約数の個数: 144

約数和(自身を含む): 71995392

約数和(自身を除く): 50853792

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 69, 75, 80, 92, 96, 100, 115, 120, 138, 150, 160, 184, 200, 230, 240, 276, 300, 345, 368, 383, 400, 460, 480, 552, 575, 600, 690, 736, 766, 800, 920, 1104, 1149, 1150, 1200, 1380, 1532, 1725, 1840, 1915, 2208, 2298, 2300, 2400, 2760, 3064, 3450, 3680, 3830, 4596, 4600, 5520, 5745, 6128, 6900, 7660, 8809, 9192, 9200, 9575, 11040, 11490, 12256, 13800, 15320, 17618, 18384, 18400, 19150, 22980, 26427, 27600, 28725, 30640, 35236, 36768, 38300, 44045, 45960, 52854, 55200, 57450, 61280, 70472, 76600, 88090, 91920, 105708, 114900, 132135, 140944, 153200, 176180, 183840, 211416, 220225, 229800, 264270, 281888, 306400, 352360, 422832, 440450, 459600, 528540, 660675, 704720, 845664, 880900, 919200, 1057080, 1321350, 1409440, 1761800, 2114160, 2642700, 3523600, 4228320, 5285400, 7047200, 10570800, 21141600]

約数ペア:

[(1, 21141600), (2, 10570800), (3, 7047200), (4, 5285400), (5, 4228320), (6, 3523600), (8, 2642700), (10, 2114160), (12, 1761800), (15, 1409440), (16, 1321350), (20, 1057080), (23, 919200), (24, 880900), (25, 845664), (30, 704720), (32, 660675), (40, 528540), (46, 459600), (48, 440450), (50, 422832), (60, 352360), (69, 306400), (75, 281888), (80, 264270), (92, 229800), (96, 220225), (100, 211416), (115, 183840), (120, 176180), (138, 153200), (150, 140944), (160, 132135), (184, 114900), (200, 105708), (230, 91920), (240, 88090), (276, 76600), (300, 70472), (345, 61280), (368, 57450), (383, 55200), (400, 52854), (460, 45960), (480, 44045), (552, 38300), (575, 36768), (600, 35236), (690, 30640), (736, 28725), (766, 27600), (800, 26427), (920, 22980), (1104, 19150), (1149, 18400), (1150, 18384), (1200, 17618), (1380, 15320), (1532, 13800), (1725, 12256), (1840, 11490), (1915, 11040), (2208, 9575), (2298, 9200), (2300, 9192), (2400, 8809), (2760, 7660), (3064, 6900), (3450, 6128), (3680, 5745), (3830, 5520), (4596, 4600)]