261007104

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:646

約数の個数: 144

約数和(自身を含む): 756116480

約数和(自身を除く): 495109376

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 64, 76, 93, 96, 114, 124, 128, 152, 186, 192, 228, 248, 256, 304, 372, 384, 456, 496, 577, 589, 608, 744, 768, 912, 992, 1154, 1178, 1216, 1488, 1731, 1767, 1824, 1984, 2308, 2356, 2432, 2976, 3462, 3534, 3648, 3968, 4616, 4712, 4864, 5952, 6924, 7068, 7296, 7936, 9232, 9424, 10963, 11904, 13848, 14136, 14592, 17887, 18464, 18848, 21926, 23808, 27696, 28272, 32889, 35774, 36928, 37696, 43852, 53661, 55392, 56544, 65778, 71548, 73856, 75392, 87704, 107322, 110784, 113088, 131556, 143096, 147712, 150784, 175408, 214644, 221568, 226176, 263112, 286192, 339853, 350816, 429288, 443136, 452352, 526224, 572384, 679706, 701632, 858576, 1019559, 1052448, 1144768, 1359412, 1403264, 1717152, 2039118, 2104896, 2289536, 2718824, 2806528, 3434304, 4078236, 4209792, 4579072, 5437648, 6868608, 8156472, 8419584, 10875296, 13737216, 16312944, 21750592, 32625888, 43501184, 65251776, 87002368, 130503552, 261007104]

約数ペア:

[(1, 261007104), (2, 130503552), (3, 87002368), (4, 65251776), (6, 43501184), (8, 32625888), (12, 21750592), (16, 16312944), (19, 13737216), (24, 10875296), (31, 8419584), (32, 8156472), (38, 6868608), (48, 5437648), (57, 4579072), (62, 4209792), (64, 4078236), (76, 3434304), (93, 2806528), (96, 2718824), (114, 2289536), (124, 2104896), (128, 2039118), (152, 1717152), (186, 1403264), (192, 1359412), (228, 1144768), (248, 1052448), (256, 1019559), (304, 858576), (372, 701632), (384, 679706), (456, 572384), (496, 526224), (577, 452352), (589, 443136), (608, 429288), (744, 350816), (768, 339853), (912, 286192), (992, 263112), (1154, 226176), (1178, 221568), (1216, 214644), (1488, 175408), (1731, 150784), (1767, 147712), (1824, 143096), (1984, 131556), (2308, 113088), (2356, 110784), (2432, 107322), (2976, 87704), (3462, 75392), (3534, 73856), (3648, 71548), (3968, 65778), (4616, 56544), (4712, 55392), (4864, 53661), (5952, 43852), (6924, 37696), (7068, 36928), (7296, 35774), (7936, 32889), (9232, 28272), (9424, 27696), (10963, 23808), (11904, 21926), (13848, 18848), (14136, 18464), (14592, 17887)]