18224000

素因数分解:

$2^7\times 5^3\times {\mathrm{17}}^1\times {\mathrm{67}}^1$

素因数の和:113

約数の個数: 128

約数和(自身を含む): 48690720

約数和(自身を除く): 30466720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 67, 68, 80, 85, 100, 125, 128, 134, 136, 160, 170, 200, 250, 268, 272, 320, 335, 340, 400, 425, 500, 536, 544, 640, 670, 680, 800, 850, 1000, 1072, 1088, 1139, 1340, 1360, 1600, 1675, 1700, 2000, 2125, 2144, 2176, 2278, 2680, 2720, 3200, 3350, 3400, 4000, 4250, 4288, 4556, 5360, 5440, 5695, 6700, 6800, 8000, 8375, 8500, 8576, 9112, 10720, 10880, 11390, 13400, 13600, 16000, 16750, 17000, 18224, 21440, 22780, 26800, 27200, 28475, 33500, 34000, 36448, 42880, 45560, 53600, 54400, 56950, 67000, 68000, 72896, 91120, 107200, 113900, 134000, 136000, 142375, 145792, 182240, 214400, 227800, 268000, 272000, 284750, 364480, 455600, 536000, 569500, 728960, 911200, 1072000, 1139000, 1822400, 2278000, 3644800, 4556000, 9112000, 18224000]

約数ペア:

[(1, 18224000), (2, 9112000), (4, 4556000), (5, 3644800), (8, 2278000), (10, 1822400), (16, 1139000), (17, 1072000), (20, 911200), (25, 728960), (32, 569500), (34, 536000), (40, 455600), (50, 364480), (64, 284750), (67, 272000), (68, 268000), (80, 227800), (85, 214400), (100, 182240), (125, 145792), (128, 142375), (134, 136000), (136, 134000), (160, 113900), (170, 107200), (200, 91120), (250, 72896), (268, 68000), (272, 67000), (320, 56950), (335, 54400), (340, 53600), (400, 45560), (425, 42880), (500, 36448), (536, 34000), (544, 33500), (640, 28475), (670, 27200), (680, 26800), (800, 22780), (850, 21440), (1000, 18224), (1072, 17000), (1088, 16750), (1139, 16000), (1340, 13600), (1360, 13400), (1600, 11390), (1675, 10880), (1700, 10720), (2000, 9112), (2125, 8576), (2144, 8500), (2176, 8375), (2278, 8000), (2680, 6800), (2720, 6700), (3200, 5695), (3350, 5440), (3400, 5360), (4000, 4556), (4250, 4288)]