161331402880

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{75541}}^1$

素因数の和:75678

約数の個数: 128

約数和(自身を含む): 399441922560

約数和(自身を除く): 238110519680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 71, 80, 94, 128, 142, 160, 188, 235, 284, 320, 355, 376, 470, 568, 640, 710, 752, 940, 1136, 1420, 1504, 1880, 2272, 2840, 3008, 3337, 3760, 4544, 5680, 6016, 6674, 7520, 9088, 11360, 13348, 15040, 16685, 22720, 26696, 30080, 33370, 45440, 53392, 66740, 75541, 106784, 133480, 151082, 213568, 266960, 302164, 377705, 427136, 533920, 604328, 755410, 1067840, 1208656, 1510820, 2135680, 2417312, 3021640, 3550427, 4834624, 5363411, 6043280, 7100854, 9669248, 10726822, 12086560, 14201708, 17752135, 21453644, 24173120, 26817055, 28403416, 35504270, 42907288, 48346240, 53634110, 56806832, 71008540, 85814576, 107268220, 113613664, 142017080, 171629152, 214536440, 227227328, 252080317, 284034160, 343258304, 429072880, 454454656, 504160634, 568068320, 686516608, 858145760, 1008321268, 1136136640, 1260401585, 1716291520, 2016642536, 2272273280, 2520803170, 3432583040, 4033285072, 5041606340, 8066570144, 10083212680, 16133140288, 20166425360, 32266280576, 40332850720, 80665701440, 161331402880]

約数ペア:

[(1, 161331402880), (2, 80665701440), (4, 40332850720), (5, 32266280576), (8, 20166425360), (10, 16133140288), (16, 10083212680), (20, 8066570144), (32, 5041606340), (40, 4033285072), (47, 3432583040), (64, 2520803170), (71, 2272273280), (80, 2016642536), (94, 1716291520), (128, 1260401585), (142, 1136136640), (160, 1008321268), (188, 858145760), (235, 686516608), (284, 568068320), (320, 504160634), (355, 454454656), (376, 429072880), (470, 343258304), (568, 284034160), (640, 252080317), (710, 227227328), (752, 214536440), (940, 171629152), (1136, 142017080), (1420, 113613664), (1504, 107268220), (1880, 85814576), (2272, 71008540), (2840, 56806832), (3008, 53634110), (3337, 48346240), (3760, 42907288), (4544, 35504270), (5680, 28403416), (6016, 26817055), (6674, 24173120), (7520, 21453644), (9088, 17752135), (11360, 14201708), (13348, 12086560), (15040, 10726822), (16685, 9669248), (22720, 7100854), (26696, 6043280), (30080, 5363411), (33370, 4834624), (45440, 3550427), (53392, 3021640), (66740, 2417312), (75541, 2135680), (106784, 1510820), (133480, 1208656), (151082, 1067840), (213568, 755410), (266960, 604328), (302164, 533920), (377705, 427136)]