68971968

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:243

約数の個数: 168

約数和(自身を含む): 217826336

約数和(自身を除く): 148854368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 61, 64, 72, 78, 96, 104, 117, 122, 144, 151, 156, 183, 192, 208, 234, 244, 288, 302, 312, 366, 416, 453, 468, 488, 549, 576, 604, 624, 732, 793, 832, 906, 936, 976, 1098, 1208, 1248, 1359, 1464, 1586, 1812, 1872, 1952, 1963, 2196, 2379, 2416, 2496, 2718, 2928, 3172, 3624, 3744, 3904, 3926, 4392, 4758, 4832, 5436, 5856, 5889, 6344, 7137, 7248, 7488, 7852, 8784, 9211, 9516, 9664, 10872, 11712, 11778, 12688, 14274, 14496, 15704, 17568, 17667, 18422, 19032, 21744, 23556, 25376, 27633, 28548, 28992, 31408, 35136, 35334, 36844, 38064, 43488, 47112, 50752, 55266, 57096, 62816, 70668, 73688, 76128, 82899, 86976, 94224, 110532, 114192, 119743, 125632, 141336, 147376, 152256, 165798, 188448, 221064, 228384, 239486, 282672, 294752, 331596, 359229, 376896, 442128, 456768, 478972, 565344, 589504, 663192, 718458, 884256, 957944, 1077687, 1130688, 1326384, 1436916, 1768512, 1915888, 2155374, 2652768, 2873832, 3831776, 4310748, 5305536, 5747664, 7663552, 8621496, 11495328, 17242992, 22990656, 34485984, 68971968]

約数ペア:

[(1, 68971968), (2, 34485984), (3, 22990656), (4, 17242992), (6, 11495328), (8, 8621496), (9, 7663552), (12, 5747664), (13, 5305536), (16, 4310748), (18, 3831776), (24, 2873832), (26, 2652768), (32, 2155374), (36, 1915888), (39, 1768512), (48, 1436916), (52, 1326384), (61, 1130688), (64, 1077687), (72, 957944), (78, 884256), (96, 718458), (104, 663192), (117, 589504), (122, 565344), (144, 478972), (151, 456768), (156, 442128), (183, 376896), (192, 359229), (208, 331596), (234, 294752), (244, 282672), (288, 239486), (302, 228384), (312, 221064), (366, 188448), (416, 165798), (453, 152256), (468, 147376), (488, 141336), (549, 125632), (576, 119743), (604, 114192), (624, 110532), (732, 94224), (793, 86976), (832, 82899), (906, 76128), (936, 73688), (976, 70668), (1098, 62816), (1208, 57096), (1248, 55266), (1359, 50752), (1464, 47112), (1586, 43488), (1812, 38064), (1872, 36844), (1952, 35334), (1963, 35136), (2196, 31408), (2379, 28992), (2416, 28548), (2496, 27633), (2718, 25376), (2928, 23556), (3172, 21744), (3624, 19032), (3744, 18422), (3904, 17667), (3926, 17568), (4392, 15704), (4758, 14496), (4832, 14274), (5436, 12688), (5856, 11778), (5889, 11712), (6344, 10872), (7137, 9664), (7248, 9516), (7488, 9211), (7852, 8784)]