71909760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 256

約数和(自身を含む): 256354560

約数和(自身を除く): 184444800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 43, 48, 52, 60, 64, 65, 67, 78, 80, 86, 96, 104, 120, 128, 129, 130, 134, 156, 160, 172, 192, 195, 201, 208, 215, 240, 258, 260, 268, 312, 320, 335, 344, 384, 390, 402, 416, 430, 480, 516, 520, 536, 559, 624, 640, 645, 670, 688, 780, 804, 832, 860, 871, 960, 1005, 1032, 1040, 1072, 1118, 1248, 1290, 1340, 1376, 1560, 1608, 1664, 1677, 1720, 1742, 1920, 2010, 2064, 2080, 2144, 2236, 2496, 2580, 2613, 2680, 2752, 2795, 2881, 3120, 3216, 3354, 3440, 3484, 4020, 4128, 4160, 4288, 4355, 4472, 4992, 5160, 5226, 5360, 5504, 5590, 5762, 6240, 6432, 6708, 6880, 6968, 8040, 8256, 8320, 8385, 8576, 8643, 8710, 8944, 10320, 10452, 10720, 11180, 11524, 12480, 12864, 13065, 13416, 13760, 13936, 14405, 16080, 16512, 16770, 17286, 17420, 17888, 20640, 20904, 21440, 22360, 23048, 24960, 25728, 26130, 26832, 27520, 27872, 28810, 32160, 33540, 34572, 34840, 35776, 37453, 41280, 41808, 42880, 43215, 44720, 46096, 52260, 53664, 55744, 57620, 64320, 67080, 69144, 69680, 71552, 74906, 82560, 83616, 86430, 89440, 92192, 104520, 107328, 111488, 112359, 115240, 128640, 134160, 138288, 139360, 149812, 167232, 172860, 178880, 184384, 187265, 209040, 214656, 224718, 230480, 268320, 276576, 278720, 299624, 334464, 345720, 357760, 368768, 374530, 418080, 449436, 460960, 536640, 553152, 557440, 561795, 599248, 691440, 749060, 836160, 898872, 921920, 1073280, 1106304, 1123590, 1198496, 1382880, 1498120, 1672320, 1797744, 1843840, 2247180, 2396992, 2765760, 2996240, 3595488, 4494360, 4793984, 5531520, 5992480, 7190976, 8988720, 11984960, 14381952, 17977440, 23969920, 35954880, 71909760]

約数ペア:

[(1, 71909760), (2, 35954880), (3, 23969920), (4, 17977440), (5, 14381952), (6, 11984960), (8, 8988720), (10, 7190976), (12, 5992480), (13, 5531520), (15, 4793984), (16, 4494360), (20, 3595488), (24, 2996240), (26, 2765760), (30, 2396992), (32, 2247180), (39, 1843840), (40, 1797744), (43, 1672320), (48, 1498120), (52, 1382880), (60, 1198496), (64, 1123590), (65, 1106304), (67, 1073280), (78, 921920), (80, 898872), (86, 836160), (96, 749060), (104, 691440), (120, 599248), (128, 561795), (129, 557440), (130, 553152), (134, 536640), (156, 460960), (160, 449436), (172, 418080), (192, 374530), (195, 368768), (201, 357760), (208, 345720), (215, 334464), (240, 299624), (258, 278720), (260, 276576), (268, 268320), (312, 230480), (320, 224718), (335, 214656), (344, 209040), (384, 187265), (390, 184384), (402, 178880), (416, 172860), (430, 167232), (480, 149812), (516, 139360), (520, 138288), (536, 134160), (559, 128640), (624, 115240), (640, 112359), (645, 111488), (670, 107328), (688, 104520), (780, 92192), (804, 89440), (832, 86430), (860, 83616), (871, 82560), (960, 74906), (1005, 71552), (1032, 69680), (1040, 69144), (1072, 67080), (1118, 64320), (1248, 57620), (1290, 55744), (1340, 53664), (1376, 52260), (1560, 46096), (1608, 44720), (1664, 43215), (1677, 42880), (1720, 41808), (1742, 41280), (1920, 37453), (2010, 35776), (2064, 34840), (2080, 34572), (2144, 33540), (2236, 32160), (2496, 28810), (2580, 27872), (2613, 27520), (2680, 26832), (2752, 26130), (2795, 25728), (2881, 24960), (3120, 23048), (3216, 22360), (3354, 21440), (3440, 20904), (3484, 20640), (4020, 17888), (4128, 17420), (4160, 17286), (4288, 16770), (4355, 16512), (4472, 16080), (4992, 14405), (5160, 13936), (5226, 13760), (5360, 13416), (5504, 13065), (5590, 12864), (5762, 12480), (6240, 11524), (6432, 11180), (6708, 10720), (6880, 10452), (6968, 10320), (8040, 8944), (8256, 8710), (8320, 8643), (8385, 8576)]