81012288

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:217

約数の個数: 168

約数和(自身を含む): 254812800

約数和(自身を除く): 173800512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 79, 84, 96, 98, 109, 112, 147, 158, 168, 192, 196, 218, 224, 237, 294, 316, 327, 336, 392, 436, 448, 474, 553, 588, 632, 654, 672, 763, 784, 872, 948, 1106, 1176, 1264, 1308, 1344, 1526, 1568, 1659, 1744, 1896, 2212, 2289, 2352, 2528, 2616, 3052, 3136, 3318, 3488, 3792, 3871, 4424, 4578, 4704, 5056, 5232, 5341, 6104, 6636, 6976, 7584, 7742, 8611, 8848, 9156, 9408, 10464, 10682, 11613, 12208, 13272, 15168, 15484, 16023, 17222, 17696, 18312, 20928, 21364, 23226, 24416, 25833, 26544, 30968, 32046, 34444, 35392, 36624, 42728, 46452, 48832, 51666, 53088, 60277, 61936, 64092, 68888, 73248, 85456, 92904, 103332, 106176, 120554, 123872, 128184, 137776, 146496, 170912, 180831, 185808, 206664, 241108, 247744, 256368, 275552, 341824, 361662, 371616, 413328, 421939, 482216, 512736, 551104, 723324, 743232, 826656, 843878, 964432, 1025472, 1265817, 1446648, 1653312, 1687756, 1928864, 2531634, 2893296, 3375512, 3857728, 5063268, 5786592, 6751024, 10126536, 11573184, 13502048, 20253072, 27004096, 40506144, 81012288]

約数ペア:

[(1, 81012288), (2, 40506144), (3, 27004096), (4, 20253072), (6, 13502048), (7, 11573184), (8, 10126536), (12, 6751024), (14, 5786592), (16, 5063268), (21, 3857728), (24, 3375512), (28, 2893296), (32, 2531634), (42, 1928864), (48, 1687756), (49, 1653312), (56, 1446648), (64, 1265817), (79, 1025472), (84, 964432), (96, 843878), (98, 826656), (109, 743232), (112, 723324), (147, 551104), (158, 512736), (168, 482216), (192, 421939), (196, 413328), (218, 371616), (224, 361662), (237, 341824), (294, 275552), (316, 256368), (327, 247744), (336, 241108), (392, 206664), (436, 185808), (448, 180831), (474, 170912), (553, 146496), (588, 137776), (632, 128184), (654, 123872), (672, 120554), (763, 106176), (784, 103332), (872, 92904), (948, 85456), (1106, 73248), (1176, 68888), (1264, 64092), (1308, 61936), (1344, 60277), (1526, 53088), (1568, 51666), (1659, 48832), (1744, 46452), (1896, 42728), (2212, 36624), (2289, 35392), (2352, 34444), (2528, 32046), (2616, 30968), (3052, 26544), (3136, 25833), (3318, 24416), (3488, 23226), (3792, 21364), (3871, 20928), (4424, 18312), (4578, 17696), (4704, 17222), (5056, 16023), (5232, 15484), (5341, 15168), (6104, 13272), (6636, 12208), (6976, 11613), (7584, 10682), (7742, 10464), (8611, 9408), (8848, 9156)]