128221056

素因数分解:

$2^7\times 3^4\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 160

約数和(自身を含む): 388773000

約数和(自身を除く): 260551944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 83, 96, 108, 128, 144, 149, 162, 166, 192, 216, 249, 288, 298, 324, 332, 384, 432, 447, 498, 576, 596, 648, 664, 747, 864, 894, 996, 1152, 1192, 1296, 1328, 1341, 1494, 1728, 1788, 1992, 2241, 2384, 2592, 2656, 2682, 2988, 3456, 3576, 3984, 4023, 4482, 4768, 5184, 5312, 5364, 5976, 6723, 7152, 7968, 8046, 8964, 9536, 10368, 10624, 10728, 11952, 12069, 12367, 13446, 14304, 15936, 16092, 17928, 19072, 21456, 23904, 24138, 24734, 26892, 28608, 31872, 32184, 35856, 37101, 42912, 47808, 48276, 49468, 53784, 57216, 64368, 71712, 74202, 85824, 95616, 96552, 98936, 107568, 111303, 128736, 143424, 148404, 171648, 193104, 197872, 215136, 222606, 257472, 286848, 296808, 333909, 386208, 395744, 430272, 445212, 514944, 593616, 667818, 772416, 791488, 860544, 890424, 1001727, 1187232, 1335636, 1544832, 1582976, 1780848, 2003454, 2374464, 2671272, 3561696, 4006908, 4748928, 5342544, 7123392, 8013816, 10685088, 14246784, 16027632, 21370176, 32055264, 42740352, 64110528, 128221056]

約数ペア:

[(1, 128221056), (2, 64110528), (3, 42740352), (4, 32055264), (6, 21370176), (8, 16027632), (9, 14246784), (12, 10685088), (16, 8013816), (18, 7123392), (24, 5342544), (27, 4748928), (32, 4006908), (36, 3561696), (48, 2671272), (54, 2374464), (64, 2003454), (72, 1780848), (81, 1582976), (83, 1544832), (96, 1335636), (108, 1187232), (128, 1001727), (144, 890424), (149, 860544), (162, 791488), (166, 772416), (192, 667818), (216, 593616), (249, 514944), (288, 445212), (298, 430272), (324, 395744), (332, 386208), (384, 333909), (432, 296808), (447, 286848), (498, 257472), (576, 222606), (596, 215136), (648, 197872), (664, 193104), (747, 171648), (864, 148404), (894, 143424), (996, 128736), (1152, 111303), (1192, 107568), (1296, 98936), (1328, 96552), (1341, 95616), (1494, 85824), (1728, 74202), (1788, 71712), (1992, 64368), (2241, 57216), (2384, 53784), (2592, 49468), (2656, 48276), (2682, 47808), (2988, 42912), (3456, 37101), (3576, 35856), (3984, 32184), (4023, 31872), (4482, 28608), (4768, 26892), (5184, 24734), (5312, 24138), (5364, 23904), (5976, 21456), (6723, 19072), (7152, 17928), (7968, 16092), (8046, 15936), (8964, 14304), (9536, 13446), (10368, 12367), (10624, 12069), (10728, 11952)]