257953248

素因数分解:

$2^5\times 3^5\times 7^2\times {\mathrm{677}}^1$

素因数の和:716

約数の個数: 216

約数和(自身を含む): 886230072

約数和(自身を除く): 628276824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 72, 81, 84, 96, 98, 108, 112, 126, 144, 147, 162, 168, 189, 196, 216, 224, 243, 252, 288, 294, 324, 336, 378, 392, 432, 441, 486, 504, 567, 588, 648, 672, 677, 756, 784, 864, 882, 972, 1008, 1134, 1176, 1296, 1323, 1354, 1512, 1568, 1701, 1764, 1944, 2016, 2031, 2268, 2352, 2592, 2646, 2708, 3024, 3402, 3528, 3888, 3969, 4062, 4536, 4704, 4739, 5292, 5416, 6048, 6093, 6804, 7056, 7776, 7938, 8124, 9072, 9478, 10584, 10832, 11907, 12186, 13608, 14112, 14217, 15876, 16248, 18144, 18279, 18956, 21168, 21664, 23814, 24372, 27216, 28434, 31752, 32496, 33173, 36558, 37912, 42336, 42651, 47628, 48744, 54432, 54837, 56868, 63504, 64992, 66346, 73116, 75824, 85302, 95256, 97488, 99519, 109674, 113736, 127008, 127953, 132692, 146232, 151648, 164511, 170604, 190512, 194976, 199038, 219348, 227472, 255906, 265384, 292464, 298557, 329022, 341208, 381024, 383859, 398076, 438696, 454944, 511812, 530768, 584928, 597114, 658044, 682416, 767718, 796152, 877392, 895671, 1023624, 1061536, 1151577, 1194228, 1316088, 1364832, 1535436, 1592304, 1754784, 1791342, 2047248, 2303154, 2388456, 2632176, 2687013, 3070872, 3184608, 3582684, 4094496, 4606308, 4776912, 5264352, 5374026, 6141744, 7165368, 8061039, 9212616, 9553824, 10748052, 12283488, 14330736, 16122078, 18425232, 21496104, 28661472, 32244156, 36850464, 42992208, 64488312, 85984416, 128976624, 257953248]

約数ペア:

[(1, 257953248), (2, 128976624), (3, 85984416), (4, 64488312), (6, 42992208), (7, 36850464), (8, 32244156), (9, 28661472), (12, 21496104), (14, 18425232), (16, 16122078), (18, 14330736), (21, 12283488), (24, 10748052), (27, 9553824), (28, 9212616), (32, 8061039), (36, 7165368), (42, 6141744), (48, 5374026), (49, 5264352), (54, 4776912), (56, 4606308), (63, 4094496), (72, 3582684), (81, 3184608), (84, 3070872), (96, 2687013), (98, 2632176), (108, 2388456), (112, 2303154), (126, 2047248), (144, 1791342), (147, 1754784), (162, 1592304), (168, 1535436), (189, 1364832), (196, 1316088), (216, 1194228), (224, 1151577), (243, 1061536), (252, 1023624), (288, 895671), (294, 877392), (324, 796152), (336, 767718), (378, 682416), (392, 658044), (432, 597114), (441, 584928), (486, 530768), (504, 511812), (567, 454944), (588, 438696), (648, 398076), (672, 383859), (677, 381024), (756, 341208), (784, 329022), (864, 298557), (882, 292464), (972, 265384), (1008, 255906), (1134, 227472), (1176, 219348), (1296, 199038), (1323, 194976), (1354, 190512), (1512, 170604), (1568, 164511), (1701, 151648), (1764, 146232), (1944, 132692), (2016, 127953), (2031, 127008), (2268, 113736), (2352, 109674), (2592, 99519), (2646, 97488), (2708, 95256), (3024, 85302), (3402, 75824), (3528, 73116), (3888, 66346), (3969, 64992), (4062, 63504), (4536, 56868), (4704, 54837), (4739, 54432), (5292, 48744), (5416, 47628), (6048, 42651), (6093, 42336), (6804, 37912), (7056, 36558), (7776, 33173), (7938, 32496), (8124, 31752), (9072, 28434), (9478, 27216), (10584, 24372), (10832, 23814), (11907, 21664), (12186, 21168), (13608, 18956), (14112, 18279), (14217, 18144), (15876, 16248)]