261851688

素因数分解:

$2^3\times 3^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{461}}^1$

素因数の和:517

約数の個数: 192

約数和(自身を含む): 864864000

約数和(自身を除く): 603012312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 49, 56, 63, 69, 72, 84, 92, 98, 126, 138, 147, 161, 168, 184, 196, 207, 252, 276, 294, 322, 343, 392, 414, 441, 461, 483, 504, 552, 588, 644, 686, 828, 882, 922, 966, 1029, 1127, 1176, 1288, 1372, 1383, 1449, 1656, 1764, 1844, 1932, 2058, 2254, 2744, 2766, 2898, 3087, 3227, 3381, 3528, 3688, 3864, 4116, 4149, 4508, 5532, 5796, 6174, 6454, 6762, 7889, 8232, 8298, 9016, 9681, 10143, 10603, 11064, 11592, 12348, 12908, 13524, 15778, 16596, 19362, 20286, 21206, 22589, 23667, 24696, 25816, 27048, 29043, 31556, 31809, 33192, 38724, 40572, 42412, 45178, 47334, 58086, 63112, 63618, 67767, 71001, 74221, 77448, 81144, 84824, 90356, 94668, 95427, 116172, 127236, 135534, 142002, 148442, 158123, 180712, 189336, 190854, 203301, 222663, 232344, 254472, 271068, 284004, 296884, 316246, 381708, 406602, 445326, 474369, 519547, 542136, 568008, 593768, 632492, 667989, 763416, 813204, 890652, 948738, 1039094, 1264984, 1335978, 1423107, 1558641, 1626408, 1781304, 1897476, 2078188, 2671956, 2846214, 3117282, 3636829, 3794952, 4156376, 4675923, 5343912, 5692428, 6234564, 7273658, 9351846, 10910487, 11384856, 12469128, 14547316, 18703692, 21820974, 29094632, 32731461, 37407384, 43641948, 65462922, 87283896, 130925844, 261851688]

約数ペア:

[(1, 261851688), (2, 130925844), (3, 87283896), (4, 65462922), (6, 43641948), (7, 37407384), (8, 32731461), (9, 29094632), (12, 21820974), (14, 18703692), (18, 14547316), (21, 12469128), (23, 11384856), (24, 10910487), (28, 9351846), (36, 7273658), (42, 6234564), (46, 5692428), (49, 5343912), (56, 4675923), (63, 4156376), (69, 3794952), (72, 3636829), (84, 3117282), (92, 2846214), (98, 2671956), (126, 2078188), (138, 1897476), (147, 1781304), (161, 1626408), (168, 1558641), (184, 1423107), (196, 1335978), (207, 1264984), (252, 1039094), (276, 948738), (294, 890652), (322, 813204), (343, 763416), (392, 667989), (414, 632492), (441, 593768), (461, 568008), (483, 542136), (504, 519547), (552, 474369), (588, 445326), (644, 406602), (686, 381708), (828, 316246), (882, 296884), (922, 284004), (966, 271068), (1029, 254472), (1127, 232344), (1176, 222663), (1288, 203301), (1372, 190854), (1383, 189336), (1449, 180712), (1656, 158123), (1764, 148442), (1844, 142002), (1932, 135534), (2058, 127236), (2254, 116172), (2744, 95427), (2766, 94668), (2898, 90356), (3087, 84824), (3227, 81144), (3381, 77448), (3528, 74221), (3688, 71001), (3864, 67767), (4116, 63618), (4149, 63112), (4508, 58086), (5532, 47334), (5796, 45178), (6174, 42412), (6454, 40572), (6762, 38724), (7889, 33192), (8232, 31809), (8298, 31556), (9016, 29043), (9681, 27048), (10143, 25816), (10603, 24696), (11064, 23667), (11592, 22589), (12348, 21206), (12908, 20286), (13524, 19362), (15778, 16596)]