140576000

素因数分解:

$2^8\times 5^3\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 367331328

約数和(自身を除く): 226755328

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, 191, 200, 230, 250, 256, 320, 368, 382, 400, 460, 500, 575, 640, 736, 764, 800, 920, 955, 1000, 1150, 1280, 1472, 1528, 1600, 1840, 1910, 2000, 2300, 2875, 2944, 3056, 3200, 3680, 3820, 4000, 4393, 4600, 4775, 5750, 5888, 6112, 6400, 7360, 7640, 8000, 8786, 9200, 9550, 11500, 12224, 14720, 15280, 16000, 17572, 18400, 19100, 21965, 23000, 23875, 24448, 29440, 30560, 32000, 35144, 36800, 38200, 43930, 46000, 47750, 48896, 61120, 70288, 73600, 76400, 87860, 92000, 95500, 109825, 122240, 140576, 147200, 152800, 175720, 184000, 191000, 219650, 244480, 281152, 305600, 351440, 368000, 382000, 439300, 549125, 562304, 611200, 702880, 736000, 764000, 878600, 1098250, 1124608, 1222400, 1405760, 1528000, 1757200, 2196500, 2811520, 3056000, 3514400, 4393000, 5623040, 6112000, 7028800, 8786000, 14057600, 17572000, 28115200, 35144000, 70288000, 140576000]

約数ペア:

[(1, 140576000), (2, 70288000), (4, 35144000), (5, 28115200), (8, 17572000), (10, 14057600), (16, 8786000), (20, 7028800), (23, 6112000), (25, 5623040), (32, 4393000), (40, 3514400), (46, 3056000), (50, 2811520), (64, 2196500), (80, 1757200), (92, 1528000), (100, 1405760), (115, 1222400), (125, 1124608), (128, 1098250), (160, 878600), (184, 764000), (191, 736000), (200, 702880), (230, 611200), (250, 562304), (256, 549125), (320, 439300), (368, 382000), (382, 368000), (400, 351440), (460, 305600), (500, 281152), (575, 244480), (640, 219650), (736, 191000), (764, 184000), (800, 175720), (920, 152800), (955, 147200), (1000, 140576), (1150, 122240), (1280, 109825), (1472, 95500), (1528, 92000), (1600, 87860), (1840, 76400), (1910, 73600), (2000, 70288), (2300, 61120), (2875, 48896), (2944, 47750), (3056, 46000), (3200, 43930), (3680, 38200), (3820, 36800), (4000, 35144), (4393, 32000), (4600, 30560), (4775, 29440), (5750, 24448), (5888, 23875), (6112, 23000), (6400, 21965), (7360, 19100), (7640, 18400), (8000, 17572), (8786, 16000), (9200, 15280), (9550, 14720), (11500, 12224)]