87946880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{293}}^1$

素因数の和:386

約数の個数: 128

約数和(自身を含む): 244702080

約数和(自身を除く): 156755200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 128, 134, 140, 160, 224, 268, 280, 293, 320, 335, 448, 469, 536, 560, 586, 640, 670, 896, 938, 1072, 1120, 1172, 1340, 1465, 1876, 2051, 2144, 2240, 2344, 2345, 2680, 2930, 3752, 4102, 4288, 4480, 4688, 4690, 5360, 5860, 7504, 8204, 8576, 9376, 9380, 10255, 10720, 11720, 15008, 16408, 18752, 18760, 19631, 20510, 21440, 23440, 30016, 32816, 37504, 37520, 39262, 41020, 42880, 46880, 60032, 65632, 75040, 78524, 82040, 93760, 98155, 131264, 137417, 150080, 157048, 164080, 187520, 196310, 262528, 274834, 300160, 314096, 328160, 392620, 549668, 628192, 656320, 687085, 785240, 1099336, 1256384, 1312640, 1374170, 1570480, 2198672, 2512768, 2748340, 3140960, 4397344, 5496680, 6281920, 8794688, 10993360, 12563840, 17589376, 21986720, 43973440, 87946880]

約数ペア:

[(1, 87946880), (2, 43973440), (4, 21986720), (5, 17589376), (7, 12563840), (8, 10993360), (10, 8794688), (14, 6281920), (16, 5496680), (20, 4397344), (28, 3140960), (32, 2748340), (35, 2512768), (40, 2198672), (56, 1570480), (64, 1374170), (67, 1312640), (70, 1256384), (80, 1099336), (112, 785240), (128, 687085), (134, 656320), (140, 628192), (160, 549668), (224, 392620), (268, 328160), (280, 314096), (293, 300160), (320, 274834), (335, 262528), (448, 196310), (469, 187520), (536, 164080), (560, 157048), (586, 150080), (640, 137417), (670, 131264), (896, 98155), (938, 93760), (1072, 82040), (1120, 78524), (1172, 75040), (1340, 65632), (1465, 60032), (1876, 46880), (2051, 42880), (2144, 41020), (2240, 39262), (2344, 37520), (2345, 37504), (2680, 32816), (2930, 30016), (3752, 23440), (4102, 21440), (4288, 20510), (4480, 19631), (4688, 18760), (4690, 18752), (5360, 16408), (5860, 15008), (7504, 11720), (8204, 10720), (8576, 10255), (9376, 9380)]