245987712

素因数分解:

$2^7\times 3^3\times {\mathrm{109}}^1\times {\mathrm{653}}^1$

素因数の和:785

約数の個数: 128

約数和(自身を含む): 733788000

約数和(自身を除く): 487800288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 109, 128, 144, 192, 216, 218, 288, 327, 384, 432, 436, 576, 653, 654, 864, 872, 981, 1152, 1306, 1308, 1728, 1744, 1959, 1962, 2612, 2616, 2943, 3456, 3488, 3918, 3924, 5224, 5232, 5877, 5886, 6976, 7836, 7848, 10448, 10464, 11754, 11772, 13952, 15672, 15696, 17631, 20896, 20928, 23508, 23544, 31344, 31392, 35262, 41792, 41856, 47016, 47088, 62688, 62784, 70524, 71177, 83584, 94032, 94176, 125376, 125568, 141048, 142354, 188064, 188352, 213531, 250752, 282096, 284708, 376128, 376704, 427062, 564192, 569416, 640593, 752256, 854124, 1128384, 1138832, 1281186, 1708248, 1921779, 2256768, 2277664, 2562372, 3416496, 3843558, 4555328, 5124744, 6832992, 7687116, 9110656, 10249488, 13665984, 15374232, 20498976, 27331968, 30748464, 40997952, 61496928, 81995904, 122993856, 245987712]

約数ペア:

[(1, 245987712), (2, 122993856), (3, 81995904), (4, 61496928), (6, 40997952), (8, 30748464), (9, 27331968), (12, 20498976), (16, 15374232), (18, 13665984), (24, 10249488), (27, 9110656), (32, 7687116), (36, 6832992), (48, 5124744), (54, 4555328), (64, 3843558), (72, 3416496), (96, 2562372), (108, 2277664), (109, 2256768), (128, 1921779), (144, 1708248), (192, 1281186), (216, 1138832), (218, 1128384), (288, 854124), (327, 752256), (384, 640593), (432, 569416), (436, 564192), (576, 427062), (653, 376704), (654, 376128), (864, 284708), (872, 282096), (981, 250752), (1152, 213531), (1306, 188352), (1308, 188064), (1728, 142354), (1744, 141048), (1959, 125568), (1962, 125376), (2612, 94176), (2616, 94032), (2943, 83584), (3456, 71177), (3488, 70524), (3918, 62784), (3924, 62688), (5224, 47088), (5232, 47016), (5877, 41856), (5886, 41792), (6976, 35262), (7836, 31392), (7848, 31344), (10448, 23544), (10464, 23508), (11754, 20928), (11772, 20896), (13952, 17631), (15672, 15696)]