42861280

素因数分解:

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

素因数の和:118

約数の個数: 192

約数和(自身を含む): 130636800

約数和(自身を除く): 87775520

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 71, 77, 80, 88, 98, 110, 112, 140, 142, 154, 160, 176, 196, 220, 224, 245, 280, 284, 308, 343, 352, 355, 385, 392, 440, 490, 497, 539, 560, 568, 616, 686, 710, 770, 781, 784, 880, 980, 994, 1078, 1120, 1136, 1232, 1372, 1420, 1540, 1562, 1568, 1715, 1760, 1960, 1988, 2156, 2272, 2464, 2485, 2695, 2744, 2840, 3080, 3124, 3430, 3479, 3773, 3905, 3920, 3976, 4312, 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, 15904, 17248, 17395, 18865, 19880, 21560, 21868, 24353, 24992, 27335, 27440, 27832, 30184, 31240, 34790, 37730, 38269, 39760, 43120, 43736, 48706, 54670, 54880, 55664, 60368, 62480, 69580, 75460, 76538, 79520, 86240, 87472, 97412, 109340, 111328, 120736, 121765, 124960, 139160, 150920, 153076, 174944, 191345, 194824, 218680, 243530, 267883, 278320, 301840, 306152, 382690, 389648, 437360, 487060, 535766, 556640, 603680, 612304, 765380, 779296, 874720, 974120, 1071532, 1224608, 1339415, 1530760, 1948240, 2143064, 2678830, 3061520, 3896480, 4286128, 5357660, 6123040, 8572256, 10715320, 21430640, 42861280]

約数ペア:

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