161569920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:187

約数の個数: 256

約数和(自身を含む): 560102400

約数和(自身を除く): 398532480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 43, 48, 57, 60, 64, 76, 80, 86, 95, 96, 103, 114, 120, 128, 129, 152, 160, 172, 190, 192, 206, 215, 228, 240, 258, 285, 304, 309, 320, 344, 380, 384, 412, 430, 456, 480, 515, 516, 570, 608, 618, 640, 645, 688, 760, 817, 824, 860, 912, 960, 1030, 1032, 1140, 1216, 1236, 1290, 1376, 1520, 1545, 1634, 1648, 1720, 1824, 1920, 1957, 2060, 2064, 2280, 2432, 2451, 2472, 2580, 2752, 3040, 3090, 3268, 3296, 3440, 3648, 3914, 4085, 4120, 4128, 4429, 4560, 4902, 4944, 5160, 5504, 5871, 6080, 6180, 6536, 6592, 6880, 7296, 7828, 8170, 8240, 8256, 8858, 9120, 9785, 9804, 9888, 10320, 11742, 12160, 12255, 12360, 13072, 13184, 13287, 13760, 15656, 16340, 16480, 16512, 17716, 18240, 19570, 19608, 19776, 20640, 22145, 23484, 24510, 24720, 26144, 26574, 27520, 29355, 31312, 32680, 32960, 35432, 36480, 39140, 39216, 39552, 41280, 44290, 46968, 49020, 49440, 52288, 53148, 58710, 62624, 65360, 65920, 66435, 70864, 78280, 78432, 82560, 84151, 88580, 93936, 98040, 98880, 104576, 106296, 117420, 125248, 130720, 132870, 141728, 156560, 156864, 168302, 177160, 187872, 196080, 197760, 212592, 234840, 250496, 252453, 261440, 265740, 283456, 313120, 313728, 336604, 354320, 375744, 392160, 420755, 425184, 469680, 504906, 522880, 531480, 566912, 626240, 673208, 708640, 751488, 784320, 841510, 850368, 939360, 1009812, 1062960, 1252480, 1262265, 1346416, 1417280, 1568640, 1683020, 1700736, 1878720, 2019624, 2125920, 2524530, 2692832, 2834560, 3366040, 3757440, 4039248, 4251840, 5049060, 5385664, 6732080, 8078496, 8503680, 10098120, 10771328, 13464160, 16156992, 20196240, 26928320, 32313984, 40392480, 53856640, 80784960, 161569920]

約数ペア:

[(1, 161569920), (2, 80784960), (3, 53856640), (4, 40392480), (5, 32313984), (6, 26928320), (8, 20196240), (10, 16156992), (12, 13464160), (15, 10771328), (16, 10098120), (19, 8503680), (20, 8078496), (24, 6732080), (30, 5385664), (32, 5049060), (38, 4251840), (40, 4039248), (43, 3757440), (48, 3366040), (57, 2834560), (60, 2692832), (64, 2524530), (76, 2125920), (80, 2019624), (86, 1878720), (95, 1700736), (96, 1683020), (103, 1568640), (114, 1417280), (120, 1346416), (128, 1262265), (129, 1252480), (152, 1062960), (160, 1009812), (172, 939360), (190, 850368), (192, 841510), (206, 784320), (215, 751488), (228, 708640), (240, 673208), (258, 626240), (285, 566912), (304, 531480), (309, 522880), (320, 504906), (344, 469680), (380, 425184), (384, 420755), (412, 392160), (430, 375744), (456, 354320), (480, 336604), (515, 313728), (516, 313120), (570, 283456), (608, 265740), (618, 261440), (640, 252453), (645, 250496), (688, 234840), (760, 212592), (817, 197760), (824, 196080), (860, 187872), (912, 177160), (960, 168302), (1030, 156864), (1032, 156560), (1140, 141728), (1216, 132870), (1236, 130720), (1290, 125248), (1376, 117420), (1520, 106296), (1545, 104576), (1634, 98880), (1648, 98040), (1720, 93936), (1824, 88580), (1920, 84151), (1957, 82560), (2060, 78432), (2064, 78280), (2280, 70864), (2432, 66435), (2451, 65920), (2472, 65360), (2580, 62624), (2752, 58710), (3040, 53148), (3090, 52288), (3268, 49440), (3296, 49020), (3440, 46968), (3648, 44290), (3914, 41280), (4085, 39552), (4120, 39216), (4128, 39140), (4429, 36480), (4560, 35432), (4902, 32960), (4944, 32680), (5160, 31312), (5504, 29355), (5871, 27520), (6080, 26574), (6180, 26144), (6536, 24720), (6592, 24510), (6880, 23484), (7296, 22145), (7828, 20640), (8170, 19776), (8240, 19608), (8256, 19570), (8858, 18240), (9120, 17716), (9785, 16512), (9804, 16480), (9888, 16340), (10320, 15656), (11742, 13760), (12160, 13287), (12255, 13184), (12360, 13072)]