21307200

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{193}}^1$

素因数の和:241

約数の個数: 168

約数和(自身を含む): 73322688

約数和(自身を除く): 52015488

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, 64, 69, 75, 80, 92, 96, 100, 115, 120, 138, 150, 160, 184, 192, 193, 200, 230, 240, 276, 300, 320, 345, 368, 386, 400, 460, 480, 552, 575, 579, 600, 690, 736, 772, 800, 920, 960, 965, 1104, 1150, 1158, 1200, 1380, 1472, 1544, 1600, 1725, 1840, 1930, 2208, 2300, 2316, 2400, 2760, 2895, 3088, 3450, 3680, 3860, 4416, 4439, 4600, 4632, 4800, 4825, 5520, 5790, 6176, 6900, 7360, 7720, 8878, 9200, 9264, 9650, 11040, 11580, 12352, 13317, 13800, 14475, 15440, 17756, 18400, 18528, 19300, 22080, 22195, 23160, 26634, 27600, 28950, 30880, 35512, 36800, 37056, 38600, 44390, 46320, 53268, 55200, 57900, 61760, 66585, 71024, 77200, 88780, 92640, 106536, 110400, 110975, 115800, 133170, 142048, 154400, 177560, 185280, 213072, 221950, 231600, 266340, 284096, 308800, 332925, 355120, 426144, 443900, 463200, 532680, 665850, 710240, 852288, 887800, 926400, 1065360, 1331700, 1420480, 1775600, 2130720, 2663400, 3551200, 4261440, 5326800, 7102400, 10653600, 21307200]

約数ペア:

[(1, 21307200), (2, 10653600), (3, 7102400), (4, 5326800), (5, 4261440), (6, 3551200), (8, 2663400), (10, 2130720), (12, 1775600), (15, 1420480), (16, 1331700), (20, 1065360), (23, 926400), (24, 887800), (25, 852288), (30, 710240), (32, 665850), (40, 532680), (46, 463200), (48, 443900), (50, 426144), (60, 355120), (64, 332925), (69, 308800), (75, 284096), (80, 266340), (92, 231600), (96, 221950), (100, 213072), (115, 185280), (120, 177560), (138, 154400), (150, 142048), (160, 133170), (184, 115800), (192, 110975), (193, 110400), (200, 106536), (230, 92640), (240, 88780), (276, 77200), (300, 71024), (320, 66585), (345, 61760), (368, 57900), (386, 55200), (400, 53268), (460, 46320), (480, 44390), (552, 38600), (575, 37056), (579, 36800), (600, 35512), (690, 30880), (736, 28950), (772, 27600), (800, 26634), (920, 23160), (960, 22195), (965, 22080), (1104, 19300), (1150, 18528), (1158, 18400), (1200, 17756), (1380, 15440), (1472, 14475), (1544, 13800), (1600, 13317), (1725, 12352), (1840, 11580), (1930, 11040), (2208, 9650), (2300, 9264), (2316, 9200), (2400, 8878), (2760, 7720), (2895, 7360), (3088, 6900), (3450, 6176), (3680, 5790), (3860, 5520), (4416, 4825), (4439, 4800), (4600, 4632)]