245382080

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1049}}^1$

素因数の和:1126

約数の個数: 112

約数和(自身を含む): 633679200

約数和(自身を除く): 388297120

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 43, 64, 68, 80, 85, 86, 136, 160, 170, 172, 215, 272, 320, 340, 344, 430, 544, 680, 688, 731, 860, 1049, 1088, 1360, 1376, 1462, 1720, 2098, 2720, 2752, 2924, 3440, 3655, 4196, 5245, 5440, 5848, 6880, 7310, 8392, 10490, 11696, 13760, 14620, 16784, 17833, 20980, 23392, 29240, 33568, 35666, 41960, 45107, 46784, 58480, 67136, 71332, 83920, 89165, 90214, 116960, 142664, 167840, 178330, 180428, 225535, 233920, 285328, 335680, 356660, 360856, 451070, 570656, 713320, 721712, 766819, 902140, 1141312, 1426640, 1443424, 1533638, 1804280, 2853280, 2886848, 3067276, 3608560, 3834095, 5706560, 6134552, 7217120, 7668190, 12269104, 14434240, 15336380, 24538208, 30672760, 49076416, 61345520, 122691040, 245382080]

約数ペア:

[(1, 245382080), (2, 122691040), (4, 61345520), (5, 49076416), (8, 30672760), (10, 24538208), (16, 15336380), (17, 14434240), (20, 12269104), (32, 7668190), (34, 7217120), (40, 6134552), (43, 5706560), (64, 3834095), (68, 3608560), (80, 3067276), (85, 2886848), (86, 2853280), (136, 1804280), (160, 1533638), (170, 1443424), (172, 1426640), (215, 1141312), (272, 902140), (320, 766819), (340, 721712), (344, 713320), (430, 570656), (544, 451070), (680, 360856), (688, 356660), (731, 335680), (860, 285328), (1049, 233920), (1088, 225535), (1360, 180428), (1376, 178330), (1462, 167840), (1720, 142664), (2098, 116960), (2720, 90214), (2752, 89165), (2924, 83920), (3440, 71332), (3655, 67136), (4196, 58480), (5245, 46784), (5440, 45107), (5848, 41960), (6880, 35666), (7310, 33568), (8392, 29240), (10490, 23392), (11696, 20980), (13760, 17833), (14620, 16784)]