171445120

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:122

約数の個数: 256

約数和(自身を含む): 528768000

約数和(自身を除く): 357322880

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 71, 77, 80, 88, 98, 110, 112, 128, 140, 142, 154, 160, 176, 196, 220, 224, 245, 280, 284, 308, 320, 343, 352, 355, 385, 392, 440, 448, 490, 497, 539, 560, 568, 616, 640, 686, 704, 710, 770, 781, 784, 880, 896, 980, 994, 1078, 1120, 1136, 1232, 1372, 1408, 1420, 1540, 1562, 1568, 1715, 1760, 1960, 1988, 2156, 2240, 2272, 2464, 2485, 2695, 2744, 2840, 3080, 3124, 3136, 3430, 3479, 3520, 3773, 3905, 3920, 3976, 4312, 4480, 4544, 4928, 4970, 5390, 5467, 5488, 5680, 6160, 6248, 6272, 6860, 6958, 7040, 7546, 7810, 7840, 7952, 8624, 9088, 9856, 9940, 10780, 10934, 10976, 11360, 12320, 12496, 13720, 13916, 15092, 15620, 15680, 15904, 17248, 17395, 18865, 19880, 21560, 21868, 21952, 22720, 24353, 24640, 24992, 27335, 27440, 27832, 30184, 31240, 31360, 31808, 34496, 34790, 37730, 38269, 39760, 43120, 43736, 43904, 45440, 48706, 49280, 49984, 54670, 54880, 55664, 60368, 62480, 63616, 68992, 69580, 75460, 76538, 79520, 86240, 87472, 97412, 99968, 109340, 109760, 111328, 120736, 121765, 124960, 139160, 150920, 153076, 159040, 172480, 174944, 191345, 194824, 218680, 219520, 222656, 241472, 243530, 249920, 267883, 278320, 301840, 306152, 318080, 344960, 349888, 382690, 389648, 437360, 445312, 482944, 487060, 499840, 535766, 556640, 603680, 612304, 699776, 765380, 779296, 874720, 974120, 1071532, 1113280, 1207360, 1224608, 1339415, 1530760, 1558592, 1749440, 1948240, 2143064, 2226560, 2414720, 2449216, 2678830, 3061520, 3117184, 3498880, 3896480, 4286128, 4898432, 5357660, 6123040, 7792960, 8572256, 10715320, 12246080, 15585920, 17144512, 21430640, 24492160, 34289024, 42861280, 85722560, 171445120]

約数ペア:

[(1, 171445120), (2, 85722560), (4, 42861280), (5, 34289024), (7, 24492160), (8, 21430640), (10, 17144512), (11, 15585920), (14, 12246080), (16, 10715320), (20, 8572256), (22, 7792960), (28, 6123040), (32, 5357660), (35, 4898432), (40, 4286128), (44, 3896480), (49, 3498880), (55, 3117184), (56, 3061520), (64, 2678830), (70, 2449216), (71, 2414720), (77, 2226560), (80, 2143064), (88, 1948240), (98, 1749440), (110, 1558592), (112, 1530760), (128, 1339415), (140, 1224608), (142, 1207360), (154, 1113280), (160, 1071532), (176, 974120), (196, 874720), (220, 779296), (224, 765380), (245, 699776), (280, 612304), (284, 603680), (308, 556640), (320, 535766), (343, 499840), (352, 487060), (355, 482944), (385, 445312), (392, 437360), (440, 389648), (448, 382690), (490, 349888), (497, 344960), (539, 318080), (560, 306152), (568, 301840), (616, 278320), (640, 267883), (686, 249920), (704, 243530), (710, 241472), (770, 222656), (781, 219520), (784, 218680), (880, 194824), (896, 191345), (980, 174944), (994, 172480), (1078, 159040), (1120, 153076), (1136, 150920), (1232, 139160), (1372, 124960), (1408, 121765), (1420, 120736), (1540, 111328), (1562, 109760), (1568, 109340), (1715, 99968), (1760, 97412), (1960, 87472), (1988, 86240), (2156, 79520), (2240, 76538), (2272, 75460), (2464, 69580), (2485, 68992), (2695, 63616), (2744, 62480), (2840, 60368), (3080, 55664), (3124, 54880), (3136, 54670), (3430, 49984), (3479, 49280), (3520, 48706), (3773, 45440), (3905, 43904), (3920, 43736), (3976, 43120), (4312, 39760), (4480, 38269), (4544, 37730), (4928, 34790), (4970, 34496), (5390, 31808), (5467, 31360), (5488, 31240), (5680, 30184), (6160, 27832), (6248, 27440), (6272, 27335), (6860, 24992), (6958, 24640), (7040, 24353), (7546, 22720), (7810, 21952), (7840, 21868), (7952, 21560), (8624, 19880), (9088, 18865), (9856, 17395), (9940, 17248), (10780, 15904), (10934, 15680), (10976, 15620), (11360, 15092), (12320, 13916), (12496, 13720)]