257851776

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:241

約数の個数: 256

約数和(自身を含む): 866396160

約数和(自身を除く): 608544384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 47, 48, 52, 56, 64, 78, 84, 91, 94, 96, 104, 112, 128, 141, 156, 157, 168, 182, 188, 192, 208, 224, 273, 282, 312, 314, 329, 336, 364, 376, 384, 416, 448, 471, 546, 564, 611, 624, 628, 658, 672, 728, 752, 832, 896, 942, 987, 1092, 1099, 1128, 1222, 1248, 1256, 1316, 1344, 1456, 1504, 1664, 1833, 1884, 1974, 2041, 2184, 2198, 2256, 2444, 2496, 2512, 2632, 2688, 2912, 3008, 3297, 3666, 3768, 3948, 4082, 4277, 4368, 4396, 4512, 4888, 4992, 5024, 5264, 5824, 6016, 6123, 6594, 7332, 7379, 7536, 7896, 8164, 8554, 8736, 8792, 9024, 9776, 10048, 10528, 11648, 12246, 12831, 13188, 14287, 14664, 14758, 15072, 15792, 16328, 17108, 17472, 17584, 18048, 19552, 20096, 21056, 22137, 24492, 25662, 26376, 28574, 29328, 29516, 30144, 31584, 32656, 34216, 34944, 35168, 39104, 42112, 42861, 44274, 48984, 51324, 51653, 52752, 57148, 58656, 59032, 60288, 63168, 65312, 68432, 70336, 78208, 85722, 88548, 95927, 97968, 102648, 103306, 105504, 114296, 117312, 118064, 126336, 130624, 136864, 140672, 154959, 171444, 177096, 191854, 195936, 205296, 206612, 211008, 228592, 234624, 236128, 261248, 273728, 287781, 309918, 342888, 354192, 383708, 391872, 410592, 413224, 422016, 457184, 472256, 547456, 575562, 619836, 671489, 685776, 708384, 767416, 783744, 821184, 826448, 914368, 944512, 1151124, 1239672, 1342978, 1371552, 1416768, 1534832, 1642368, 1652896, 1828736, 2014467, 2302248, 2479344, 2685956, 2743104, 2833536, 3069664, 3305792, 4028934, 4604496, 4958688, 5371912, 5486208, 6139328, 6611584, 8057868, 9208992, 9917376, 10743824, 12278656, 16115736, 18417984, 19834752, 21487648, 32231472, 36835968, 42975296, 64462944, 85950592, 128925888, 257851776]

約数ペア:

[(1, 257851776), (2, 128925888), (3, 85950592), (4, 64462944), (6, 42975296), (7, 36835968), (8, 32231472), (12, 21487648), (13, 19834752), (14, 18417984), (16, 16115736), (21, 12278656), (24, 10743824), (26, 9917376), (28, 9208992), (32, 8057868), (39, 6611584), (42, 6139328), (47, 5486208), (48, 5371912), (52, 4958688), (56, 4604496), (64, 4028934), (78, 3305792), (84, 3069664), (91, 2833536), (94, 2743104), (96, 2685956), (104, 2479344), (112, 2302248), (128, 2014467), (141, 1828736), (156, 1652896), (157, 1642368), (168, 1534832), (182, 1416768), (188, 1371552), (192, 1342978), (208, 1239672), (224, 1151124), (273, 944512), (282, 914368), (312, 826448), (314, 821184), (329, 783744), (336, 767416), (364, 708384), (376, 685776), (384, 671489), (416, 619836), (448, 575562), (471, 547456), (546, 472256), (564, 457184), (611, 422016), (624, 413224), (628, 410592), (658, 391872), (672, 383708), (728, 354192), (752, 342888), (832, 309918), (896, 287781), (942, 273728), (987, 261248), (1092, 236128), (1099, 234624), (1128, 228592), (1222, 211008), (1248, 206612), (1256, 205296), (1316, 195936), (1344, 191854), (1456, 177096), (1504, 171444), (1664, 154959), (1833, 140672), (1884, 136864), (1974, 130624), (2041, 126336), (2184, 118064), (2198, 117312), (2256, 114296), (2444, 105504), (2496, 103306), (2512, 102648), (2632, 97968), (2688, 95927), (2912, 88548), (3008, 85722), (3297, 78208), (3666, 70336), (3768, 68432), (3948, 65312), (4082, 63168), (4277, 60288), (4368, 59032), (4396, 58656), (4512, 57148), (4888, 52752), (4992, 51653), (5024, 51324), (5264, 48984), (5824, 44274), (6016, 42861), (6123, 42112), (6594, 39104), (7332, 35168), (7379, 34944), (7536, 34216), (7896, 32656), (8164, 31584), (8554, 30144), (8736, 29516), (8792, 29328), (9024, 28574), (9776, 26376), (10048, 25662), (10528, 24492), (11648, 22137), (12246, 21056), (12831, 20096), (13188, 19552), (14287, 18048), (14664, 17584), (14758, 17472), (15072, 17108), (15792, 16328)]