257656464

素因数分解:

$2^4\times 3^4\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{373}}^1$

素因数の和:447

約数の個数: 200

約数和(自身を含む): 824889912

約数和(自身を除く): 567233448

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 41, 48, 52, 54, 72, 78, 81, 82, 104, 108, 117, 123, 144, 156, 162, 164, 208, 216, 234, 246, 312, 324, 328, 351, 369, 373, 432, 468, 492, 533, 624, 648, 656, 702, 738, 746, 936, 984, 1053, 1066, 1107, 1119, 1296, 1404, 1476, 1492, 1599, 1872, 1968, 2106, 2132, 2214, 2238, 2808, 2952, 2984, 3198, 3321, 3357, 4212, 4264, 4428, 4476, 4797, 4849, 5616, 5904, 5968, 6396, 6642, 6714, 8424, 8528, 8856, 8952, 9594, 9698, 10071, 12792, 13284, 13428, 14391, 14547, 15293, 16848, 17712, 17904, 19188, 19396, 20142, 25584, 26568, 26856, 28782, 29094, 30213, 30586, 38376, 38792, 40284, 43173, 43641, 45879, 53136, 53712, 57564, 58188, 60426, 61172, 76752, 77584, 80568, 86346, 87282, 91758, 115128, 116376, 120852, 122344, 130923, 137637, 161136, 172692, 174564, 183516, 198809, 230256, 232752, 241704, 244688, 261846, 275274, 345384, 349128, 367032, 392769, 397618, 412911, 483408, 523692, 550548, 596427, 690768, 698256, 734064, 785538, 795236, 825822, 1047384, 1101096, 1192854, 1238733, 1571076, 1590472, 1651644, 1789281, 2094768, 2202192, 2385708, 2477466, 3142152, 3180944, 3303288, 3578562, 4771416, 4954932, 5367843, 6284304, 6606576, 7157124, 9542832, 9909864, 10735686, 14314248, 16103529, 19819728, 21471372, 28628496, 32207058, 42942744, 64414116, 85885488, 128828232, 257656464]

約数ペア:

[(1, 257656464), (2, 128828232), (3, 85885488), (4, 64414116), (6, 42942744), (8, 32207058), (9, 28628496), (12, 21471372), (13, 19819728), (16, 16103529), (18, 14314248), (24, 10735686), (26, 9909864), (27, 9542832), (36, 7157124), (39, 6606576), (41, 6284304), (48, 5367843), (52, 4954932), (54, 4771416), (72, 3578562), (78, 3303288), (81, 3180944), (82, 3142152), (104, 2477466), (108, 2385708), (117, 2202192), (123, 2094768), (144, 1789281), (156, 1651644), (162, 1590472), (164, 1571076), (208, 1238733), (216, 1192854), (234, 1101096), (246, 1047384), (312, 825822), (324, 795236), (328, 785538), (351, 734064), (369, 698256), (373, 690768), (432, 596427), (468, 550548), (492, 523692), (533, 483408), (624, 412911), (648, 397618), (656, 392769), (702, 367032), (738, 349128), (746, 345384), (936, 275274), (984, 261846), (1053, 244688), (1066, 241704), (1107, 232752), (1119, 230256), (1296, 198809), (1404, 183516), (1476, 174564), (1492, 172692), (1599, 161136), (1872, 137637), (1968, 130923), (2106, 122344), (2132, 120852), (2214, 116376), (2238, 115128), (2808, 91758), (2952, 87282), (2984, 86346), (3198, 80568), (3321, 77584), (3357, 76752), (4212, 61172), (4264, 60426), (4428, 58188), (4476, 57564), (4797, 53712), (4849, 53136), (5616, 45879), (5904, 43641), (5968, 43173), (6396, 40284), (6642, 38792), (6714, 38376), (8424, 30586), (8528, 30213), (8856, 29094), (8952, 28782), (9594, 26856), (9698, 26568), (10071, 25584), (12792, 20142), (13284, 19396), (13428, 19188), (14391, 17904), (14547, 17712), (15293, 16848)]