261733248

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:410

約数の個数: 256

約数和(自身を含む): 913920000

約数和(自身を除く): 652186752

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 32, 36, 42, 48, 54, 56, 62, 63, 64, 72, 84, 93, 96, 108, 112, 124, 126, 128, 144, 168, 186, 189, 192, 216, 217, 224, 248, 252, 279, 288, 336, 349, 372, 378, 384, 432, 434, 448, 496, 504, 558, 576, 651, 672, 698, 744, 756, 837, 864, 868, 896, 992, 1008, 1047, 1116, 1152, 1302, 1344, 1396, 1488, 1512, 1674, 1728, 1736, 1953, 1984, 2016, 2094, 2232, 2443, 2604, 2688, 2792, 2976, 3024, 3141, 3348, 3456, 3472, 3906, 3968, 4032, 4188, 4464, 4886, 5208, 5584, 5859, 5952, 6048, 6282, 6696, 6944, 7329, 7812, 8064, 8376, 8928, 9423, 9772, 10416, 10819, 11168, 11718, 11904, 12096, 12564, 13392, 13888, 14658, 15624, 16752, 17856, 18846, 19544, 20832, 21638, 21987, 22336, 23436, 24192, 25128, 26784, 27776, 29316, 31248, 32457, 33504, 35712, 37692, 39088, 41664, 43276, 43974, 44672, 46872, 50256, 53568, 58632, 62496, 64914, 65961, 67008, 75384, 75733, 78176, 83328, 86552, 87948, 93744, 97371, 100512, 107136, 117264, 124992, 129828, 131922, 134016, 150768, 151466, 156352, 173104, 175896, 187488, 194742, 201024, 227199, 234528, 249984, 259656, 263844, 292113, 301536, 302932, 312704, 346208, 351792, 374976, 389484, 402048, 454398, 469056, 519312, 527688, 584226, 603072, 605864, 681597, 692416, 703584, 749952, 778968, 908796, 938112, 1038624, 1055376, 1168452, 1206144, 1211728, 1363194, 1384832, 1407168, 1557936, 1817592, 2044791, 2077248, 2110752, 2336904, 2423456, 2726388, 2814336, 3115872, 3635184, 4089582, 4154496, 4221504, 4673808, 4846912, 5452776, 6231744, 7270368, 8179164, 8443008, 9347616, 9693824, 10905552, 12463488, 14540736, 16358328, 18695232, 21811104, 29081472, 32716656, 37390464, 43622208, 65433312, 87244416, 130866624, 261733248]

約数ペア:

[(1, 261733248), (2, 130866624), (3, 87244416), (4, 65433312), (6, 43622208), (7, 37390464), (8, 32716656), (9, 29081472), (12, 21811104), (14, 18695232), (16, 16358328), (18, 14540736), (21, 12463488), (24, 10905552), (27, 9693824), (28, 9347616), (31, 8443008), (32, 8179164), (36, 7270368), (42, 6231744), (48, 5452776), (54, 4846912), (56, 4673808), (62, 4221504), (63, 4154496), (64, 4089582), (72, 3635184), (84, 3115872), (93, 2814336), (96, 2726388), (108, 2423456), (112, 2336904), (124, 2110752), (126, 2077248), (128, 2044791), (144, 1817592), (168, 1557936), (186, 1407168), (189, 1384832), (192, 1363194), (216, 1211728), (217, 1206144), (224, 1168452), (248, 1055376), (252, 1038624), (279, 938112), (288, 908796), (336, 778968), (349, 749952), (372, 703584), (378, 692416), (384, 681597), (432, 605864), (434, 603072), (448, 584226), (496, 527688), (504, 519312), (558, 469056), (576, 454398), (651, 402048), (672, 389484), (698, 374976), (744, 351792), (756, 346208), (837, 312704), (864, 302932), (868, 301536), (896, 292113), (992, 263844), (1008, 259656), (1047, 249984), (1116, 234528), (1152, 227199), (1302, 201024), (1344, 194742), (1396, 187488), (1488, 175896), (1512, 173104), (1674, 156352), (1728, 151466), (1736, 150768), (1953, 134016), (1984, 131922), (2016, 129828), (2094, 124992), (2232, 117264), (2443, 107136), (2604, 100512), (2688, 97371), (2792, 93744), (2976, 87948), (3024, 86552), (3141, 83328), (3348, 78176), (3456, 75733), (3472, 75384), (3906, 67008), (3968, 65961), (4032, 64914), (4188, 62496), (4464, 58632), (4886, 53568), (5208, 50256), (5584, 46872), (5859, 44672), (5952, 43974), (6048, 43276), (6282, 41664), (6696, 39088), (6944, 37692), (7329, 35712), (7812, 33504), (8064, 32457), (8376, 31248), (8928, 29316), (9423, 27776), (9772, 26784), (10416, 25128), (10819, 24192), (11168, 23436), (11718, 22336), (11904, 21987), (12096, 21638), (12564, 20832), (13392, 19544), (13888, 18846), (14658, 17856), (15624, 16752)]