687420864

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1$

素因数の和:536

約数の個数: 224

約数和(自身を含む): 2212116480

約数和(自身を除く): 1524695616

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 71, 72, 78, 96, 104, 108, 117, 142, 144, 156, 192, 208, 213, 216, 234, 284, 288, 312, 351, 416, 426, 431, 432, 468, 568, 576, 624, 639, 702, 832, 852, 862, 864, 923, 936, 1136, 1248, 1278, 1293, 1404, 1704, 1724, 1728, 1846, 1872, 1917, 2272, 2496, 2556, 2586, 2769, 2808, 3408, 3448, 3692, 3744, 3834, 3879, 4544, 5112, 5172, 5538, 5603, 5616, 6816, 6896, 7384, 7488, 7668, 7758, 8307, 10224, 10344, 11076, 11206, 11232, 11637, 13632, 13792, 14768, 15336, 15516, 16614, 16809, 20448, 20688, 22152, 22412, 22464, 23274, 24921, 27584, 29536, 30601, 30672, 31032, 33228, 33618, 40896, 41376, 44304, 44824, 46548, 49842, 50427, 59072, 61202, 61344, 62064, 66456, 67236, 82752, 88608, 89648, 91803, 93096, 99684, 100854, 122404, 122688, 124128, 132912, 134472, 151281, 177216, 179296, 183606, 186192, 199368, 201708, 244808, 248256, 265824, 268944, 275409, 302562, 358592, 367212, 372384, 397813, 398736, 403416, 489616, 531648, 537888, 550818, 605124, 734424, 744768, 795626, 797472, 806832, 826227, 979232, 1075776, 1101636, 1193439, 1210248, 1468848, 1591252, 1594944, 1613664, 1652454, 1958464, 2203272, 2386878, 2420496, 2937696, 3182504, 3227328, 3304908, 3580317, 4406544, 4773756, 4840992, 5875392, 6365008, 6609816, 7160634, 8813088, 9547512, 9681984, 10740951, 12730016, 13219632, 14321268, 17626176, 19095024, 21481902, 25460032, 26439264, 28642536, 38190048, 42963804, 52878528, 57285072, 76380096, 85927608, 114570144, 171855216, 229140288, 343710432, 687420864]

約数ペア:

[(1, 687420864), (2, 343710432), (3, 229140288), (4, 171855216), (6, 114570144), (8, 85927608), (9, 76380096), (12, 57285072), (13, 52878528), (16, 42963804), (18, 38190048), (24, 28642536), (26, 26439264), (27, 25460032), (32, 21481902), (36, 19095024), (39, 17626176), (48, 14321268), (52, 13219632), (54, 12730016), (64, 10740951), (71, 9681984), (72, 9547512), (78, 8813088), (96, 7160634), (104, 6609816), (108, 6365008), (117, 5875392), (142, 4840992), (144, 4773756), (156, 4406544), (192, 3580317), (208, 3304908), (213, 3227328), (216, 3182504), (234, 2937696), (284, 2420496), (288, 2386878), (312, 2203272), (351, 1958464), (416, 1652454), (426, 1613664), (431, 1594944), (432, 1591252), (468, 1468848), (568, 1210248), (576, 1193439), (624, 1101636), (639, 1075776), (702, 979232), (832, 826227), (852, 806832), (862, 797472), (864, 795626), (923, 744768), (936, 734424), (1136, 605124), (1248, 550818), (1278, 537888), (1293, 531648), (1404, 489616), (1704, 403416), (1724, 398736), (1728, 397813), (1846, 372384), (1872, 367212), (1917, 358592), (2272, 302562), (2496, 275409), (2556, 268944), (2586, 265824), (2769, 248256), (2808, 244808), (3408, 201708), (3448, 199368), (3692, 186192), (3744, 183606), (3834, 179296), (3879, 177216), (4544, 151281), (5112, 134472), (5172, 132912), (5538, 124128), (5603, 122688), (5616, 122404), (6816, 100854), (6896, 99684), (7384, 93096), (7488, 91803), (7668, 89648), (7758, 88608), (8307, 82752), (10224, 67236), (10344, 66456), (11076, 62064), (11206, 61344), (11232, 61202), (11637, 59072), (13632, 50427), (13792, 49842), (14768, 46548), (15336, 44824), (15516, 44304), (16614, 41376), (16809, 40896), (20448, 33618), (20688, 33228), (22152, 31032), (22412, 30672), (22464, 30601), (23274, 29536), (24921, 27584)]