257452272

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:177

約数の個数: 360

約数和(自身を含む): 952653312

約数和(自身を除く): 695201040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 31, 33, 36, 42, 44, 48, 49, 56, 62, 63, 66, 72, 77, 84, 88, 93, 98, 99, 107, 112, 124, 126, 132, 144, 147, 154, 168, 176, 186, 196, 198, 214, 217, 231, 248, 252, 264, 279, 294, 308, 321, 336, 341, 372, 392, 396, 428, 434, 441, 462, 496, 504, 528, 539, 558, 588, 616, 642, 651, 682, 693, 744, 749, 784, 792, 856, 868, 882, 924, 963, 1008, 1023, 1078, 1116, 1176, 1177, 1232, 1284, 1302, 1364, 1386, 1488, 1498, 1519, 1584, 1617, 1712, 1736, 1764, 1848, 1926, 1953, 2046, 2156, 2232, 2247, 2352, 2354, 2387, 2568, 2604, 2728, 2772, 2996, 3038, 3069, 3234, 3317, 3472, 3528, 3531, 3696, 3852, 3906, 4092, 4312, 4464, 4494, 4557, 4708, 4774, 4851, 5136, 5208, 5243, 5456, 5544, 5992, 6076, 6138, 6468, 6634, 6741, 7056, 7062, 7161, 7704, 7812, 8184, 8239, 8624, 8988, 9114, 9416, 9548, 9702, 9951, 10416, 10486, 10593, 11088, 11984, 12152, 12276, 12936, 13268, 13482, 13671, 14124, 14322, 15408, 15624, 15729, 16368, 16478, 16709, 17976, 18228, 18832, 19096, 19404, 19902, 20972, 21186, 21483, 23219, 24304, 24552, 24717, 25872, 26536, 26964, 27342, 28248, 28644, 29853, 31248, 31458, 32956, 33418, 35952, 36456, 36487, 38192, 38808, 39804, 41944, 42372, 42966, 46438, 47187, 49104, 49434, 50127, 53072, 53928, 54684, 56496, 57288, 57673, 59706, 62916, 65912, 66836, 69657, 72912, 72974, 74151, 77616, 79608, 83888, 84744, 85932, 92876, 94374, 98868, 100254, 107856, 109368, 109461, 114576, 115346, 119412, 125832, 131824, 133672, 139314, 145948, 148302, 150381, 159216, 162533, 169488, 171864, 173019, 185752, 188748, 197736, 200508, 208971, 218736, 218922, 230692, 238824, 251664, 255409, 267344, 278628, 291896, 296604, 300762, 325066, 328383, 343728, 346038, 371504, 377496, 395472, 401016, 417942, 437844, 461384, 477648, 487599, 510818, 519057, 557256, 583792, 593208, 601524, 650132, 656766, 692076, 754992, 766227, 802032, 835884, 875688, 922768, 975198, 1021636, 1038114, 1114512, 1186416, 1203048, 1300264, 1313532, 1384152, 1462797, 1532454, 1671768, 1751376, 1787863, 1950396, 2043272, 2076228, 2298681, 2406096, 2600528, 2627064, 2768304, 2925594, 3064908, 3343536, 3575726, 3900792, 4086544, 4152456, 4597362, 5254128, 5363589, 5851188, 6129816, 7151452, 7801584, 8304912, 9194724, 10727178, 11702376, 12259632, 14302904, 16090767, 18389448, 21454356, 23404752, 28605808, 32181534, 36778896, 42908712, 64363068, 85817424, 128726136, 257452272]

約数ペア:

[(1, 257452272), (2, 128726136), (3, 85817424), (4, 64363068), (6, 42908712), (7, 36778896), (8, 32181534), (9, 28605808), (11, 23404752), (12, 21454356), (14, 18389448), (16, 16090767), (18, 14302904), (21, 12259632), (22, 11702376), (24, 10727178), (28, 9194724), (31, 8304912), (33, 7801584), (36, 7151452), (42, 6129816), (44, 5851188), (48, 5363589), (49, 5254128), (56, 4597362), (62, 4152456), (63, 4086544), (66, 3900792), (72, 3575726), (77, 3343536), (84, 3064908), (88, 2925594), (93, 2768304), (98, 2627064), (99, 2600528), (107, 2406096), (112, 2298681), (124, 2076228), (126, 2043272), (132, 1950396), (144, 1787863), (147, 1751376), (154, 1671768), (168, 1532454), (176, 1462797), (186, 1384152), (196, 1313532), (198, 1300264), (214, 1203048), (217, 1186416), (231, 1114512), (248, 1038114), (252, 1021636), (264, 975198), (279, 922768), (294, 875688), (308, 835884), (321, 802032), (336, 766227), (341, 754992), (372, 692076), (392, 656766), (396, 650132), (428, 601524), (434, 593208), (441, 583792), (462, 557256), (496, 519057), (504, 510818), (528, 487599), (539, 477648), (558, 461384), (588, 437844), (616, 417942), (642, 401016), (651, 395472), (682, 377496), (693, 371504), (744, 346038), (749, 343728), (784, 328383), (792, 325066), (856, 300762), (868, 296604), (882, 291896), (924, 278628), (963, 267344), (1008, 255409), (1023, 251664), (1078, 238824), (1116, 230692), (1176, 218922), (1177, 218736), (1232, 208971), (1284, 200508), (1302, 197736), (1364, 188748), (1386, 185752), (1488, 173019), (1498, 171864), (1519, 169488), (1584, 162533), (1617, 159216), (1712, 150381), (1736, 148302), (1764, 145948), (1848, 139314), (1926, 133672), (1953, 131824), (2046, 125832), (2156, 119412), (2232, 115346), (2247, 114576), (2352, 109461), (2354, 109368), (2387, 107856), (2568, 100254), (2604, 98868), (2728, 94374), (2772, 92876), (2996, 85932), (3038, 84744), (3069, 83888), (3234, 79608), (3317, 77616), (3472, 74151), (3528, 72974), (3531, 72912), (3696, 69657), (3852, 66836), (3906, 65912), (4092, 62916), (4312, 59706), (4464, 57673), (4494, 57288), (4557, 56496), (4708, 54684), (4774, 53928), (4851, 53072), (5136, 50127), (5208, 49434), (5243, 49104), (5456, 47187), (5544, 46438), (5992, 42966), (6076, 42372), (6138, 41944), (6468, 39804), (6634, 38808), (6741, 38192), (7056, 36487), (7062, 36456), (7161, 35952), (7704, 33418), (7812, 32956), (8184, 31458), (8239, 31248), (8624, 29853), (8988, 28644), (9114, 28248), (9416, 27342), (9548, 26964), (9702, 26536), (9951, 25872), (10416, 24717), (10486, 24552), (10593, 24304), (11088, 23219), (11984, 21483), (12152, 21186), (12276, 20972), (12936, 19902), (13268, 19404), (13482, 19096), (13671, 18832), (14124, 18228), (14322, 17976), (15408, 16709), (15624, 16478), (15729, 16368)]