257912516848

素因数分解:

$2^4\times 7^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1093}}^1$

素因数の和:1245

約数の個数: 320

約数和(自身を含む): 642466816000

約数和(自身を除く): 384554299152

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 49, 56, 62, 73, 76, 98, 112, 124, 133, 146, 152, 196, 217, 248, 266, 292, 304, 343, 392, 434, 496, 511, 532, 584, 589, 686, 784, 868, 931, 1022, 1064, 1093, 1168, 1178, 1372, 1387, 1519, 1736, 1862, 2044, 2128, 2186, 2263, 2356, 2744, 2774, 3038, 3472, 3577, 3724, 4088, 4123, 4372, 4526, 4712, 5488, 5548, 6076, 6517, 7154, 7448, 7651, 8176, 8246, 8744, 9052, 9424, 9709, 10633, 11096, 12152, 13034, 14308, 14896, 15302, 15841, 16492, 17488, 18104, 19418, 20767, 21266, 22192, 24304, 25039, 26068, 28616, 28861, 30604, 31682, 32984, 33883, 36208, 38836, 41534, 42532, 42997, 50078, 52136, 53557, 57232, 57722, 61208, 63364, 65968, 67766, 67963, 77672, 79789, 83068, 85064, 85994, 100156, 104272, 107114, 110887, 115444, 122416, 126728, 135532, 135926, 145369, 155344, 159578, 166136, 170128, 171988, 200312, 202027, 214228, 221774, 230888, 237181, 253456, 271064, 271852, 290738, 300979, 319156, 332272, 343976, 374899, 400624, 404054, 428456, 443548, 461776, 474362, 475741, 542128, 543704, 558523, 581476, 601958, 638312, 643777, 687952, 749798, 776209, 808108, 856912, 887096, 948724, 951482, 1017583, 1087408, 1117046, 1162952, 1203916, 1276624, 1287554, 1499596, 1515991, 1552418, 1616216, 1660267, 1774192, 1897448, 1902964, 2035166, 2106853, 2234092, 2325904, 2407832, 2473459, 2575108, 2999192, 3031982, 3104836, 3232432, 3320534, 3794896, 3805928, 3909661, 4070332, 4213706, 4468184, 4506439, 4815664, 4946918, 5150216, 5998384, 6063964, 6209672, 6641068, 7123081, 7611856, 7819322, 8140664, 8427412, 8936368, 9012878, 9893836, 10300432, 10611937, 11621869, 12127928, 12419344, 13282136, 14246162, 14747971, 15638644, 16281328, 16854824, 17314213, 18025756, 19787672, 21223874, 23243738, 24255856, 26564272, 27367627, 28492324, 29495942, 31277288, 31545073, 33709648, 34628426, 36051512, 39575344, 42447748, 46487476, 46995721, 54735254, 56984648, 58991884, 62554576, 63090146, 69256852, 72103024, 74283559, 84895496, 92974952, 93991442, 109470508, 113969296, 117983768, 121199491, 126180292, 138513704, 148567118, 169790992, 185949904, 187982884, 218941016, 220815511, 235967536, 242398982, 252360584, 277027408, 297134236, 328970047, 375965768, 437882032, 441631022, 484797964, 504721168, 519984913, 594268472, 657940094, 751931536, 848396437, 883262044, 969595928, 1039969826, 1188536944, 1315880188, 1696792874, 1766524088, 1939191856, 2079939652, 2302790329, 2631760376, 3393585748, 3533048176, 4159879304, 4605580658, 5263520752, 6787171496, 8319758608, 9211161316, 13574342992, 16119532303, 18422322632, 32239064606, 36844645264, 64478129212, 128956258424, 257912516848]

約数ペア:

[(1, 257912516848), (2, 128956258424), (4, 64478129212), (7, 36844645264), (8, 32239064606), (14, 18422322632), (16, 16119532303), (19, 13574342992), (28, 9211161316), (31, 8319758608), (38, 6787171496), (49, 5263520752), (56, 4605580658), (62, 4159879304), (73, 3533048176), (76, 3393585748), (98, 2631760376), (112, 2302790329), (124, 2079939652), (133, 1939191856), (146, 1766524088), (152, 1696792874), (196, 1315880188), (217, 1188536944), (248, 1039969826), (266, 969595928), (292, 883262044), (304, 848396437), (343, 751931536), (392, 657940094), (434, 594268472), (496, 519984913), (511, 504721168), (532, 484797964), (584, 441631022), (589, 437882032), (686, 375965768), (784, 328970047), (868, 297134236), (931, 277027408), (1022, 252360584), (1064, 242398982), (1093, 235967536), (1168, 220815511), (1178, 218941016), (1372, 187982884), (1387, 185949904), (1519, 169790992), (1736, 148567118), (1862, 138513704), (2044, 126180292), (2128, 121199491), (2186, 117983768), (2263, 113969296), (2356, 109470508), (2744, 93991442), (2774, 92974952), (3038, 84895496), (3472, 74283559), (3577, 72103024), (3724, 69256852), (4088, 63090146), (4123, 62554576), (4372, 58991884), (4526, 56984648), (4712, 54735254), (5488, 46995721), (5548, 46487476), (6076, 42447748), (6517, 39575344), (7154, 36051512), (7448, 34628426), (7651, 33709648), (8176, 31545073), (8246, 31277288), (8744, 29495942), (9052, 28492324), (9424, 27367627), (9709, 26564272), (10633, 24255856), (11096, 23243738), (12152, 21223874), (13034, 19787672), (14308, 18025756), (14896, 17314213), (15302, 16854824), (15841, 16281328), (16492, 15638644), (17488, 14747971), (18104, 14246162), (19418, 13282136), (20767, 12419344), (21266, 12127928), (22192, 11621869), (24304, 10611937), (25039, 10300432), (26068, 9893836), (28616, 9012878), (28861, 8936368), (30604, 8427412), (31682, 8140664), (32984, 7819322), (33883, 7611856), (36208, 7123081), (38836, 6641068), (41534, 6209672), (42532, 6063964), (42997, 5998384), (50078, 5150216), (52136, 4946918), (53557, 4815664), (57232, 4506439), (57722, 4468184), (61208, 4213706), (63364, 4070332), (65968, 3909661), (67766, 3805928), (67963, 3794896), (77672, 3320534), (79789, 3232432), (83068, 3104836), (85064, 3031982), (85994, 2999192), (100156, 2575108), (104272, 2473459), (107114, 2407832), (110887, 2325904), (115444, 2234092), (122416, 2106853), (126728, 2035166), (135532, 1902964), (135926, 1897448), (145369, 1774192), (155344, 1660267), (159578, 1616216), (166136, 1552418), (170128, 1515991), (171988, 1499596), (200312, 1287554), (202027, 1276624), (214228, 1203916), (221774, 1162952), (230888, 1117046), (237181, 1087408), (253456, 1017583), (271064, 951482), (271852, 948724), (290738, 887096), (300979, 856912), (319156, 808108), (332272, 776209), (343976, 749798), (374899, 687952), (400624, 643777), (404054, 638312), (428456, 601958), (443548, 581476), (461776, 558523), (474362, 543704), (475741, 542128)]