204976000

素因数分解:

$2^7\times 5^3\times {\mathrm{23}}^1\times {\mathrm{557}}^1$

素因数の和:609

約数の個数: 128

約数和(自身を含む): 532733760

約数和(自身を除く): 327757760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 32, 40, 46, 50, 64, 80, 92, 100, 115, 125, 128, 160, 184, 200, 230, 250, 320, 368, 400, 460, 500, 557, 575, 640, 736, 800, 920, 1000, 1114, 1150, 1472, 1600, 1840, 2000, 2228, 2300, 2785, 2875, 2944, 3200, 3680, 4000, 4456, 4600, 5570, 5750, 7360, 8000, 8912, 9200, 11140, 11500, 12811, 13925, 14720, 16000, 17824, 18400, 22280, 23000, 25622, 27850, 35648, 36800, 44560, 46000, 51244, 55700, 64055, 69625, 71296, 73600, 89120, 92000, 102488, 111400, 128110, 139250, 178240, 184000, 204976, 222800, 256220, 278500, 320275, 356480, 368000, 409952, 445600, 512440, 557000, 640550, 819904, 891200, 1024880, 1114000, 1281100, 1601375, 1639808, 1782400, 2049760, 2228000, 2562200, 3202750, 4099520, 4456000, 5124400, 6405500, 8199040, 8912000, 10248800, 12811000, 20497600, 25622000, 40995200, 51244000, 102488000, 204976000]

約数ペア:

[(1, 204976000), (2, 102488000), (4, 51244000), (5, 40995200), (8, 25622000), (10, 20497600), (16, 12811000), (20, 10248800), (23, 8912000), (25, 8199040), (32, 6405500), (40, 5124400), (46, 4456000), (50, 4099520), (64, 3202750), (80, 2562200), (92, 2228000), (100, 2049760), (115, 1782400), (125, 1639808), (128, 1601375), (160, 1281100), (184, 1114000), (200, 1024880), (230, 891200), (250, 819904), (320, 640550), (368, 557000), (400, 512440), (460, 445600), (500, 409952), (557, 368000), (575, 356480), (640, 320275), (736, 278500), (800, 256220), (920, 222800), (1000, 204976), (1114, 184000), (1150, 178240), (1472, 139250), (1600, 128110), (1840, 111400), (2000, 102488), (2228, 92000), (2300, 89120), (2785, 73600), (2875, 71296), (2944, 69625), (3200, 64055), (3680, 55700), (4000, 51244), (4456, 46000), (4600, 44560), (5570, 36800), (5750, 35648), (7360, 27850), (8000, 25622), (8912, 23000), (9200, 22280), (11140, 18400), (11500, 17824), (12811, 16000), (13925, 14720)]