80784960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:185

約数の個数: 224

約数和(自身を含む): 278952960

約数和(自身を除く): 198168000

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, 129, 152, 160, 172, 190, 192, 206, 215, 228, 240, 258, 285, 304, 309, 320, 344, 380, 412, 430, 456, 480, 515, 516, 570, 608, 618, 645, 688, 760, 817, 824, 860, 912, 960, 1030, 1032, 1140, 1216, 1236, 1290, 1376, 1520, 1545, 1634, 1648, 1720, 1824, 1957, 2060, 2064, 2280, 2451, 2472, 2580, 2752, 3040, 3090, 3268, 3296, 3440, 3648, 3914, 4085, 4120, 4128, 4429, 4560, 4902, 4944, 5160, 5871, 6080, 6180, 6536, 6592, 6880, 7828, 8170, 8240, 8256, 8858, 9120, 9785, 9804, 9888, 10320, 11742, 12255, 12360, 13072, 13287, 13760, 15656, 16340, 16480, 17716, 18240, 19570, 19608, 19776, 20640, 22145, 23484, 24510, 24720, 26144, 26574, 29355, 31312, 32680, 32960, 35432, 39140, 39216, 41280, 44290, 46968, 49020, 49440, 52288, 53148, 58710, 62624, 65360, 66435, 70864, 78280, 78432, 84151, 88580, 93936, 98040, 98880, 106296, 117420, 125248, 130720, 132870, 141728, 156560, 156864, 168302, 177160, 187872, 196080, 212592, 234840, 252453, 261440, 265740, 283456, 313120, 336604, 354320, 375744, 392160, 420755, 425184, 469680, 504906, 531480, 626240, 673208, 708640, 784320, 841510, 850368, 939360, 1009812, 1062960, 1262265, 1346416, 1417280, 1683020, 1878720, 2019624, 2125920, 2524530, 2692832, 3366040, 4039248, 4251840, 5049060, 5385664, 6732080, 8078496, 10098120, 13464160, 16156992, 20196240, 26928320, 40392480, 80784960]

約数ペア:

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