219760000

素因数分解:

$2^7\times 5^4\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:142

約数の個数: 160

約数和(自身を含む): 568786680

約数和(自身を除く): 349026680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 41, 50, 64, 67, 80, 82, 100, 125, 128, 134, 160, 164, 200, 205, 250, 268, 320, 328, 335, 400, 410, 500, 536, 625, 640, 656, 670, 800, 820, 1000, 1025, 1072, 1250, 1312, 1340, 1600, 1640, 1675, 2000, 2050, 2144, 2500, 2624, 2680, 2747, 3200, 3280, 3350, 4000, 4100, 4288, 5000, 5125, 5248, 5360, 5494, 6560, 6700, 8000, 8200, 8375, 8576, 10000, 10250, 10720, 10988, 13120, 13400, 13735, 16000, 16400, 16750, 20000, 20500, 21440, 21976, 25625, 26240, 26800, 27470, 32800, 33500, 40000, 41000, 41875, 42880, 43952, 51250, 53600, 54940, 65600, 67000, 68675, 80000, 82000, 83750, 87904, 102500, 107200, 109880, 131200, 134000, 137350, 164000, 167500, 175808, 205000, 214400, 219760, 268000, 274700, 328000, 335000, 343375, 351616, 410000, 439520, 536000, 549400, 656000, 670000, 686750, 820000, 879040, 1072000, 1098800, 1340000, 1373500, 1640000, 1716875, 1758080, 2197600, 2680000, 2747000, 3280000, 3433750, 4395200, 5360000, 5494000, 6867500, 8790400, 10988000, 13735000, 21976000, 27470000, 43952000, 54940000, 109880000, 219760000]

約数ペア:

[(1, 219760000), (2, 109880000), (4, 54940000), (5, 43952000), (8, 27470000), (10, 21976000), (16, 13735000), (20, 10988000), (25, 8790400), (32, 6867500), (40, 5494000), (41, 5360000), (50, 4395200), (64, 3433750), (67, 3280000), (80, 2747000), (82, 2680000), (100, 2197600), (125, 1758080), (128, 1716875), (134, 1640000), (160, 1373500), (164, 1340000), (200, 1098800), (205, 1072000), (250, 879040), (268, 820000), (320, 686750), (328, 670000), (335, 656000), (400, 549400), (410, 536000), (500, 439520), (536, 410000), (625, 351616), (640, 343375), (656, 335000), (670, 328000), (800, 274700), (820, 268000), (1000, 219760), (1025, 214400), (1072, 205000), (1250, 175808), (1312, 167500), (1340, 164000), (1600, 137350), (1640, 134000), (1675, 131200), (2000, 109880), (2050, 107200), (2144, 102500), (2500, 87904), (2624, 83750), (2680, 82000), (2747, 80000), (3200, 68675), (3280, 67000), (3350, 65600), (4000, 54940), (4100, 53600), (4288, 51250), (5000, 43952), (5125, 42880), (5248, 41875), (5360, 41000), (5494, 40000), (6560, 33500), (6700, 32800), (8000, 27470), (8200, 26800), (8375, 26240), (8576, 25625), (10000, 21976), (10250, 21440), (10720, 20500), (10988, 20000), (13120, 16750), (13400, 16400), (13735, 16000)]