256984704

素因数分解:

$2^7\times 3^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 256

約数和(自身を含む): 819590400

約数和(自身を除く): 562605696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 53, 54, 61, 64, 69, 72, 92, 96, 106, 108, 122, 128, 138, 144, 159, 183, 184, 192, 207, 212, 216, 244, 276, 288, 318, 366, 368, 384, 414, 424, 432, 477, 488, 549, 552, 576, 621, 636, 732, 736, 828, 848, 864, 954, 976, 1098, 1104, 1152, 1219, 1242, 1272, 1403, 1431, 1464, 1472, 1647, 1656, 1696, 1728, 1908, 1952, 2196, 2208, 2438, 2484, 2544, 2806, 2862, 2928, 2944, 3233, 3294, 3312, 3392, 3456, 3657, 3816, 3904, 4209, 4392, 4416, 4876, 4968, 5088, 5612, 5724, 5856, 6466, 6588, 6624, 6784, 7314, 7632, 7808, 8418, 8784, 8832, 9699, 9752, 9936, 10176, 10971, 11224, 11448, 11712, 12627, 12932, 13176, 13248, 14628, 15264, 16836, 17568, 19398, 19504, 19872, 20352, 21942, 22448, 22896, 23424, 25254, 25864, 26352, 26496, 29097, 29256, 30528, 32913, 33672, 35136, 37881, 38796, 39008, 39744, 43884, 44896, 45792, 50508, 51728, 52704, 58194, 58512, 61056, 65826, 67344, 70272, 74359, 75762, 77592, 78016, 79488, 87291, 87768, 89792, 91584, 101016, 103456, 105408, 116388, 117024, 131652, 134688, 148718, 151524, 155184, 156032, 174582, 175536, 179584, 183168, 202032, 206912, 210816, 223077, 232776, 234048, 263304, 269376, 297436, 303048, 310368, 349164, 351072, 404064, 413824, 446154, 465552, 468096, 526608, 538752, 594872, 606096, 620736, 669231, 698328, 702144, 808128, 892308, 931104, 1053216, 1189744, 1212192, 1241472, 1338462, 1396656, 1404288, 1616256, 1784616, 1862208, 2007693, 2106432, 2379488, 2424384, 2676924, 2793312, 3569232, 3724416, 4015386, 4212864, 4758976, 4848768, 5353848, 5586624, 7138464, 8030772, 9517952, 10707696, 11173248, 14276928, 16061544, 21415392, 28553856, 32123088, 42830784, 64246176, 85661568, 128492352, 256984704]

約数ペア:

[(1, 256984704), (2, 128492352), (3, 85661568), (4, 64246176), (6, 42830784), (8, 32123088), (9, 28553856), (12, 21415392), (16, 16061544), (18, 14276928), (23, 11173248), (24, 10707696), (27, 9517952), (32, 8030772), (36, 7138464), (46, 5586624), (48, 5353848), (53, 4848768), (54, 4758976), (61, 4212864), (64, 4015386), (69, 3724416), (72, 3569232), (92, 2793312), (96, 2676924), (106, 2424384), (108, 2379488), (122, 2106432), (128, 2007693), (138, 1862208), (144, 1784616), (159, 1616256), (183, 1404288), (184, 1396656), (192, 1338462), (207, 1241472), (212, 1212192), (216, 1189744), (244, 1053216), (276, 931104), (288, 892308), (318, 808128), (366, 702144), (368, 698328), (384, 669231), (414, 620736), (424, 606096), (432, 594872), (477, 538752), (488, 526608), (549, 468096), (552, 465552), (576, 446154), (621, 413824), (636, 404064), (732, 351072), (736, 349164), (828, 310368), (848, 303048), (864, 297436), (954, 269376), (976, 263304), (1098, 234048), (1104, 232776), (1152, 223077), (1219, 210816), (1242, 206912), (1272, 202032), (1403, 183168), (1431, 179584), (1464, 175536), (1472, 174582), (1647, 156032), (1656, 155184), (1696, 151524), (1728, 148718), (1908, 134688), (1952, 131652), (2196, 117024), (2208, 116388), (2438, 105408), (2484, 103456), (2544, 101016), (2806, 91584), (2862, 89792), (2928, 87768), (2944, 87291), (3233, 79488), (3294, 78016), (3312, 77592), (3392, 75762), (3456, 74359), (3657, 70272), (3816, 67344), (3904, 65826), (4209, 61056), (4392, 58512), (4416, 58194), (4876, 52704), (4968, 51728), (5088, 50508), (5612, 45792), (5724, 44896), (5856, 43884), (6466, 39744), (6588, 39008), (6624, 38796), (6784, 37881), (7314, 35136), (7632, 33672), (7808, 32913), (8418, 30528), (8784, 29256), (8832, 29097), (9699, 26496), (9752, 26352), (9936, 25864), (10176, 25254), (10971, 23424), (11224, 22896), (11448, 22448), (11712, 21942), (12627, 20352), (12932, 19872), (13176, 19504), (13248, 19398), (14628, 17568), (15264, 16836)]