256901736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:240

約数の個数: 256

約数和(自身を含む): 858009600

約数和(自身を除く): 601107864

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 41, 42, 52, 56, 57, 76, 78, 82, 84, 91, 104, 114, 123, 133, 151, 152, 156, 164, 168, 182, 228, 246, 247, 266, 273, 287, 302, 312, 328, 364, 399, 453, 456, 492, 494, 532, 533, 546, 574, 604, 728, 741, 779, 798, 861, 906, 984, 988, 1057, 1064, 1066, 1092, 1148, 1208, 1482, 1558, 1596, 1599, 1722, 1729, 1812, 1963, 1976, 2114, 2132, 2184, 2296, 2337, 2869, 2964, 3116, 3171, 3192, 3198, 3444, 3458, 3624, 3731, 3926, 4228, 4264, 4674, 5187, 5453, 5738, 5889, 5928, 6191, 6232, 6342, 6396, 6888, 6916, 7462, 7852, 8456, 8607, 9348, 10127, 10374, 10906, 11193, 11476, 11778, 12382, 12684, 12792, 13741, 13832, 14924, 15704, 16359, 17214, 18573, 18696, 20083, 20254, 20748, 21812, 22386, 22952, 23556, 24764, 25368, 27482, 29848, 30381, 32718, 34428, 37146, 37297, 40166, 40508, 41223, 41496, 43337, 43624, 44772, 47112, 49528, 54964, 60249, 60762, 65436, 68856, 70889, 74292, 74594, 80332, 80483, 81016, 82446, 86674, 89544, 109928, 111891, 117629, 120498, 121524, 130011, 130872, 141778, 148584, 149188, 160664, 160966, 164892, 173348, 212667, 223782, 235258, 240996, 241449, 243048, 260022, 261079, 283556, 298376, 321932, 329784, 346696, 352887, 425334, 447564, 470516, 481992, 482898, 520044, 522158, 563381, 567112, 643864, 705774, 783237, 823403, 850668, 895128, 941032, 965796, 1040088, 1044316, 1126762, 1411548, 1529177, 1566474, 1646806, 1690143, 1701336, 1931592, 2088632, 2253524, 2470209, 2823096, 3058354, 3132948, 3293612, 3380286, 4507048, 4587531, 4940418, 6116708, 6265896, 6587224, 6760572, 9175062, 9880836, 10704239, 12233416, 13521144, 18350124, 19761672, 21408478, 32112717, 36700248, 42816956, 64225434, 85633912, 128450868, 256901736]

約数ペア:

[(1, 256901736), (2, 128450868), (3, 85633912), (4, 64225434), (6, 42816956), (7, 36700248), (8, 32112717), (12, 21408478), (13, 19761672), (14, 18350124), (19, 13521144), (21, 12233416), (24, 10704239), (26, 9880836), (28, 9175062), (38, 6760572), (39, 6587224), (41, 6265896), (42, 6116708), (52, 4940418), (56, 4587531), (57, 4507048), (76, 3380286), (78, 3293612), (82, 3132948), (84, 3058354), (91, 2823096), (104, 2470209), (114, 2253524), (123, 2088632), (133, 1931592), (151, 1701336), (152, 1690143), (156, 1646806), (164, 1566474), (168, 1529177), (182, 1411548), (228, 1126762), (246, 1044316), (247, 1040088), (266, 965796), (273, 941032), (287, 895128), (302, 850668), (312, 823403), (328, 783237), (364, 705774), (399, 643864), (453, 567112), (456, 563381), (492, 522158), (494, 520044), (532, 482898), (533, 481992), (546, 470516), (574, 447564), (604, 425334), (728, 352887), (741, 346696), (779, 329784), (798, 321932), (861, 298376), (906, 283556), (984, 261079), (988, 260022), (1057, 243048), (1064, 241449), (1066, 240996), (1092, 235258), (1148, 223782), (1208, 212667), (1482, 173348), (1558, 164892), (1596, 160966), (1599, 160664), (1722, 149188), (1729, 148584), (1812, 141778), (1963, 130872), (1976, 130011), (2114, 121524), (2132, 120498), (2184, 117629), (2296, 111891), (2337, 109928), (2869, 89544), (2964, 86674), (3116, 82446), (3171, 81016), (3192, 80483), (3198, 80332), (3444, 74594), (3458, 74292), (3624, 70889), (3731, 68856), (3926, 65436), (4228, 60762), (4264, 60249), (4674, 54964), (5187, 49528), (5453, 47112), (5738, 44772), (5889, 43624), (5928, 43337), (6191, 41496), (6232, 41223), (6342, 40508), (6396, 40166), (6888, 37297), (6916, 37146), (7462, 34428), (7852, 32718), (8456, 30381), (8607, 29848), (9348, 27482), (10127, 25368), (10374, 24764), (10906, 23556), (11193, 22952), (11476, 22386), (11778, 21812), (12382, 20748), (12684, 20254), (12792, 20083), (13741, 18696), (13832, 18573), (14924, 17214), (15704, 16359)]