68709888

素因数分解:

$2^9\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:105

約数の個数: 240

約数和(自身を含む): 226402176

約数和(自身を除く): 157692288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 32, 36, 37, 39, 48, 52, 62, 64, 72, 74, 78, 93, 96, 104, 111, 117, 124, 128, 144, 148, 156, 186, 192, 208, 222, 234, 248, 256, 279, 288, 296, 312, 333, 372, 384, 403, 416, 444, 468, 481, 496, 512, 558, 576, 592, 624, 666, 744, 768, 806, 832, 888, 936, 962, 992, 1116, 1147, 1152, 1184, 1209, 1248, 1332, 1443, 1488, 1536, 1612, 1664, 1776, 1872, 1924, 1984, 2232, 2294, 2304, 2368, 2418, 2496, 2664, 2886, 2976, 3224, 3328, 3441, 3552, 3627, 3744, 3848, 3968, 4329, 4464, 4588, 4608, 4736, 4836, 4992, 5328, 5772, 5952, 6448, 6656, 6882, 7104, 7254, 7488, 7696, 7936, 8658, 8928, 9176, 9472, 9672, 9984, 10323, 10656, 11544, 11904, 12896, 13764, 14208, 14508, 14911, 14976, 15392, 15872, 17316, 17856, 18352, 18944, 19344, 19968, 20646, 21312, 23088, 23808, 25792, 27528, 28416, 29016, 29822, 29952, 30784, 34632, 35712, 36704, 38688, 41292, 42624, 44733, 46176, 47616, 51584, 55056, 56832, 58032, 59644, 59904, 61568, 69264, 71424, 73408, 77376, 82584, 85248, 89466, 92352, 103168, 110112, 116064, 119288, 123136, 134199, 138528, 142848, 146816, 154752, 165168, 170496, 178932, 184704, 206336, 220224, 232128, 238576, 246272, 268398, 277056, 293632, 309504, 330336, 357864, 369408, 440448, 464256, 477152, 536796, 554112, 587264, 619008, 660672, 715728, 738816, 880896, 928512, 954304, 1073592, 1108224, 1321344, 1431456, 1761792, 1857024, 1908608, 2147184, 2216448, 2642688, 2862912, 3817216, 4294368, 5285376, 5725824, 7634432, 8588736, 11451648, 17177472, 22903296, 34354944, 68709888]

約数ペア:

[(1, 68709888), (2, 34354944), (3, 22903296), (4, 17177472), (6, 11451648), (8, 8588736), (9, 7634432), (12, 5725824), (13, 5285376), (16, 4294368), (18, 3817216), (24, 2862912), (26, 2642688), (31, 2216448), (32, 2147184), (36, 1908608), (37, 1857024), (39, 1761792), (48, 1431456), (52, 1321344), (62, 1108224), (64, 1073592), (72, 954304), (74, 928512), (78, 880896), (93, 738816), (96, 715728), (104, 660672), (111, 619008), (117, 587264), (124, 554112), (128, 536796), (144, 477152), (148, 464256), (156, 440448), (186, 369408), (192, 357864), (208, 330336), (222, 309504), (234, 293632), (248, 277056), (256, 268398), (279, 246272), (288, 238576), (296, 232128), (312, 220224), (333, 206336), (372, 184704), (384, 178932), (403, 170496), (416, 165168), (444, 154752), (468, 146816), (481, 142848), (496, 138528), (512, 134199), (558, 123136), (576, 119288), (592, 116064), (624, 110112), (666, 103168), (744, 92352), (768, 89466), (806, 85248), (832, 82584), (888, 77376), (936, 73408), (962, 71424), (992, 69264), (1116, 61568), (1147, 59904), (1152, 59644), (1184, 58032), (1209, 56832), (1248, 55056), (1332, 51584), (1443, 47616), (1488, 46176), (1536, 44733), (1612, 42624), (1664, 41292), (1776, 38688), (1872, 36704), (1924, 35712), (1984, 34632), (2232, 30784), (2294, 29952), (2304, 29822), (2368, 29016), (2418, 28416), (2496, 27528), (2664, 25792), (2886, 23808), (2976, 23088), (3224, 21312), (3328, 20646), (3441, 19968), (3552, 19344), (3627, 18944), (3744, 18352), (3848, 17856), (3968, 17316), (4329, 15872), (4464, 15392), (4588, 14976), (4608, 14911), (4736, 14508), (4836, 14208), (4992, 13764), (5328, 12896), (5772, 11904), (5952, 11544), (6448, 10656), (6656, 10323), (6882, 9984), (7104, 9672), (7254, 9472), (7488, 9176), (7696, 8928), (7936, 8658)]