69491968

素因数分解:

$2^8\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 144

約数和(自身を含む): 180853120

約数和(自身を除く): 111361152

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 64, 76, 91, 104, 112, 128, 133, 152, 157, 182, 208, 224, 247, 256, 266, 304, 314, 364, 416, 448, 494, 532, 608, 628, 728, 832, 896, 988, 1064, 1099, 1216, 1256, 1456, 1664, 1729, 1792, 1976, 2041, 2128, 2198, 2432, 2512, 2912, 2983, 3328, 3458, 3952, 4082, 4256, 4396, 4864, 5024, 5824, 5966, 6916, 7904, 8164, 8512, 8792, 10048, 11648, 11932, 13832, 14287, 15808, 16328, 17024, 17584, 20096, 20881, 23296, 23864, 27664, 28574, 31616, 32656, 34048, 35168, 38779, 40192, 41762, 47728, 55328, 57148, 63232, 65312, 70336, 77558, 83524, 95456, 110656, 114296, 130624, 140672, 155116, 167048, 190912, 221312, 228592, 261248, 271453, 281344, 310232, 334096, 381824, 442624, 457184, 522496, 542906, 620464, 668192, 763648, 914368, 1085812, 1240928, 1336384, 1828736, 2171624, 2481856, 2672768, 3657472, 4343248, 4963712, 5345536, 8686496, 9927424, 17372992, 34745984, 69491968]

約数ペア:

[(1, 69491968), (2, 34745984), (4, 17372992), (7, 9927424), (8, 8686496), (13, 5345536), (14, 4963712), (16, 4343248), (19, 3657472), (26, 2672768), (28, 2481856), (32, 2171624), (38, 1828736), (52, 1336384), (56, 1240928), (64, 1085812), (76, 914368), (91, 763648), (104, 668192), (112, 620464), (128, 542906), (133, 522496), (152, 457184), (157, 442624), (182, 381824), (208, 334096), (224, 310232), (247, 281344), (256, 271453), (266, 261248), (304, 228592), (314, 221312), (364, 190912), (416, 167048), (448, 155116), (494, 140672), (532, 130624), (608, 114296), (628, 110656), (728, 95456), (832, 83524), (896, 77558), (988, 70336), (1064, 65312), (1099, 63232), (1216, 57148), (1256, 55328), (1456, 47728), (1664, 41762), (1729, 40192), (1792, 38779), (1976, 35168), (2041, 34048), (2128, 32656), (2198, 31616), (2432, 28574), (2512, 27664), (2912, 23864), (2983, 23296), (3328, 20881), (3458, 20096), (3952, 17584), (4082, 17024), (4256, 16328), (4396, 15808), (4864, 14287), (5024, 13832), (5824, 11932), (5966, 11648), (6916, 10048), (7904, 8792), (8164, 8512)]