177806720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 256

約数和(自身を含む): 542868480

約数和(自身を除く): 365061760

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 43, 52, 56, 64, 65, 70, 71, 80, 86, 91, 104, 112, 128, 130, 140, 142, 160, 172, 182, 208, 215, 224, 260, 280, 284, 301, 320, 344, 355, 364, 416, 430, 448, 455, 497, 520, 559, 560, 568, 602, 640, 688, 710, 728, 832, 860, 896, 910, 923, 994, 1040, 1118, 1120, 1136, 1204, 1376, 1420, 1456, 1505, 1664, 1720, 1820, 1846, 1988, 2080, 2236, 2240, 2272, 2408, 2485, 2752, 2795, 2840, 2912, 3010, 3053, 3440, 3640, 3692, 3913, 3976, 4160, 4472, 4480, 4544, 4615, 4816, 4970, 5504, 5590, 5680, 5824, 6020, 6106, 6461, 6880, 7280, 7384, 7826, 7952, 8320, 8944, 9088, 9230, 9632, 9940, 11180, 11360, 11648, 12040, 12212, 12922, 13760, 14560, 14768, 15265, 15652, 15904, 17888, 18460, 19264, 19565, 19880, 21371, 22360, 22720, 24080, 24424, 25844, 27520, 29120, 29536, 30530, 31304, 31808, 32305, 35776, 36920, 38528, 39130, 39689, 39760, 42742, 44720, 45440, 48160, 48848, 51688, 58240, 59072, 61060, 62608, 63616, 64610, 71552, 73840, 78260, 79378, 79520, 85484, 89440, 96320, 97696, 103376, 106855, 118144, 122120, 125216, 129220, 147680, 156520, 158756, 159040, 170968, 178880, 192640, 195392, 198445, 206752, 213710, 244240, 250432, 258440, 277823, 295360, 313040, 317512, 318080, 341936, 357760, 390784, 396890, 413504, 427420, 488480, 500864, 516880, 555646, 590720, 626080, 635024, 683872, 793780, 827008, 854840, 976960, 1033760, 1111292, 1252160, 1270048, 1367744, 1389115, 1587560, 1709680, 1953920, 2067520, 2222584, 2504320, 2540096, 2735488, 2778230, 3175120, 3419360, 4135040, 4445168, 5080192, 5556460, 6350240, 6838720, 8890336, 11112920, 12700480, 13677440, 17780672, 22225840, 25400960, 35561344, 44451680, 88903360, 177806720]

約数ペア:

[(1, 177806720), (2, 88903360), (4, 44451680), (5, 35561344), (7, 25400960), (8, 22225840), (10, 17780672), (13, 13677440), (14, 12700480), (16, 11112920), (20, 8890336), (26, 6838720), (28, 6350240), (32, 5556460), (35, 5080192), (40, 4445168), (43, 4135040), (52, 3419360), (56, 3175120), (64, 2778230), (65, 2735488), (70, 2540096), (71, 2504320), (80, 2222584), (86, 2067520), (91, 1953920), (104, 1709680), (112, 1587560), (128, 1389115), (130, 1367744), (140, 1270048), (142, 1252160), (160, 1111292), (172, 1033760), (182, 976960), (208, 854840), (215, 827008), (224, 793780), (260, 683872), (280, 635024), (284, 626080), (301, 590720), (320, 555646), (344, 516880), (355, 500864), (364, 488480), (416, 427420), (430, 413504), (448, 396890), (455, 390784), (497, 357760), (520, 341936), (559, 318080), (560, 317512), (568, 313040), (602, 295360), (640, 277823), (688, 258440), (710, 250432), (728, 244240), (832, 213710), (860, 206752), (896, 198445), (910, 195392), (923, 192640), (994, 178880), (1040, 170968), (1118, 159040), (1120, 158756), (1136, 156520), (1204, 147680), (1376, 129220), (1420, 125216), (1456, 122120), (1505, 118144), (1664, 106855), (1720, 103376), (1820, 97696), (1846, 96320), (1988, 89440), (2080, 85484), (2236, 79520), (2240, 79378), (2272, 78260), (2408, 73840), (2485, 71552), (2752, 64610), (2795, 63616), (2840, 62608), (2912, 61060), (3010, 59072), (3053, 58240), (3440, 51688), (3640, 48848), (3692, 48160), (3913, 45440), (3976, 44720), (4160, 42742), (4472, 39760), (4480, 39689), (4544, 39130), (4615, 38528), (4816, 36920), (4970, 35776), (5504, 32305), (5590, 31808), (5680, 31304), (5824, 30530), (6020, 29536), (6106, 29120), (6461, 27520), (6880, 25844), (7280, 24424), (7384, 24080), (7826, 22720), (7952, 22360), (8320, 21371), (8944, 19880), (9088, 19565), (9230, 19264), (9632, 18460), (9940, 17888), (11180, 15904), (11360, 15652), (11648, 15265), (12040, 14768), (12212, 14560), (12922, 13760)]