85722560

素因数分解:

$2^6\times 5^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1$

素因数の和:120

約数の個数: 224

約数和(自身を含む): 263347200

約数和(自身を除く): 177624640

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, 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, 686, 704, 710, 770, 781, 784, 880, 980, 994, 1078, 1120, 1136, 1232, 1372, 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, 4544, 4928, 4970, 5390, 5467, 5488, 5680, 6160, 6248, 6860, 6958, 7546, 7810, 7840, 7952, 8624, 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, 31808, 34496, 34790, 37730, 38269, 39760, 43120, 43736, 48706, 49984, 54670, 54880, 55664, 60368, 62480, 69580, 75460, 76538, 79520, 86240, 87472, 97412, 109340, 109760, 111328, 120736, 121765, 124960, 139160, 150920, 153076, 159040, 172480, 174944, 191345, 194824, 218680, 222656, 241472, 243530, 249920, 267883, 278320, 301840, 306152, 349888, 382690, 389648, 437360, 487060, 535766, 556640, 603680, 612304, 765380, 779296, 874720, 974120, 1071532, 1113280, 1207360, 1224608, 1339415, 1530760, 1558592, 1749440, 1948240, 2143064, 2449216, 2678830, 3061520, 3896480, 4286128, 5357660, 6123040, 7792960, 8572256, 10715320, 12246080, 17144512, 21430640, 42861280, 85722560]

約数ペア:

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