257642112

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{101}}^1$

素因数の和:211

約数の個数: 256

約数和(自身を含む): 862283520

約数和(自身を除く): 604641408

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 64, 73, 78, 84, 91, 96, 101, 104, 112, 128, 146, 156, 168, 182, 192, 202, 208, 219, 224, 273, 292, 303, 312, 336, 364, 384, 404, 416, 438, 448, 511, 546, 584, 606, 624, 672, 707, 728, 808, 832, 876, 896, 949, 1022, 1092, 1168, 1212, 1248, 1313, 1344, 1414, 1456, 1533, 1616, 1664, 1752, 1898, 2044, 2121, 2184, 2336, 2424, 2496, 2626, 2688, 2828, 2847, 2912, 3066, 3232, 3504, 3796, 3939, 4088, 4242, 4368, 4672, 4848, 4992, 5252, 5656, 5694, 5824, 6132, 6464, 6643, 7008, 7373, 7592, 7878, 8176, 8484, 8736, 9191, 9344, 9696, 10504, 11312, 11388, 11648, 12264, 12928, 13286, 14016, 14746, 15184, 15756, 16352, 16968, 17472, 18382, 19392, 19929, 21008, 22119, 22624, 22776, 24528, 26572, 27573, 28032, 29492, 30368, 31512, 32704, 33936, 34944, 36764, 38784, 39858, 42016, 44238, 45248, 45552, 49056, 51611, 53144, 55146, 58984, 60736, 63024, 65408, 67872, 73528, 79716, 84032, 88476, 90496, 91104, 95849, 98112, 103222, 106288, 110292, 117968, 121472, 126048, 135744, 147056, 154833, 159432, 168064, 176952, 182208, 191698, 196224, 206444, 212576, 220584, 235936, 252096, 271488, 287547, 294112, 309666, 318864, 353904, 364416, 383396, 412888, 425152, 441168, 471872, 504192, 575094, 588224, 619332, 637728, 670943, 707808, 766792, 825776, 850304, 882336, 943744, 1150188, 1176448, 1238664, 1275456, 1341886, 1415616, 1533584, 1651552, 1764672, 2012829, 2300376, 2477328, 2550912, 2683772, 2831232, 3067168, 3303104, 3529344, 4025658, 4600752, 4954656, 5367544, 6134336, 6606208, 8051316, 9201504, 9909312, 10735088, 12268672, 16102632, 18403008, 19818624, 21470176, 32205264, 36806016, 42940352, 64410528, 85880704, 128821056, 257642112]

約数ペア:

[(1, 257642112), (2, 128821056), (3, 85880704), (4, 64410528), (6, 42940352), (7, 36806016), (8, 32205264), (12, 21470176), (13, 19818624), (14, 18403008), (16, 16102632), (21, 12268672), (24, 10735088), (26, 9909312), (28, 9201504), (32, 8051316), (39, 6606208), (42, 6134336), (48, 5367544), (52, 4954656), (56, 4600752), (64, 4025658), (73, 3529344), (78, 3303104), (84, 3067168), (91, 2831232), (96, 2683772), (101, 2550912), (104, 2477328), (112, 2300376), (128, 2012829), (146, 1764672), (156, 1651552), (168, 1533584), (182, 1415616), (192, 1341886), (202, 1275456), (208, 1238664), (219, 1176448), (224, 1150188), (273, 943744), (292, 882336), (303, 850304), (312, 825776), (336, 766792), (364, 707808), (384, 670943), (404, 637728), (416, 619332), (438, 588224), (448, 575094), (511, 504192), (546, 471872), (584, 441168), (606, 425152), (624, 412888), (672, 383396), (707, 364416), (728, 353904), (808, 318864), (832, 309666), (876, 294112), (896, 287547), (949, 271488), (1022, 252096), (1092, 235936), (1168, 220584), (1212, 212576), (1248, 206444), (1313, 196224), (1344, 191698), (1414, 182208), (1456, 176952), (1533, 168064), (1616, 159432), (1664, 154833), (1752, 147056), (1898, 135744), (2044, 126048), (2121, 121472), (2184, 117968), (2336, 110292), (2424, 106288), (2496, 103222), (2626, 98112), (2688, 95849), (2828, 91104), (2847, 90496), (2912, 88476), (3066, 84032), (3232, 79716), (3504, 73528), (3796, 67872), (3939, 65408), (4088, 63024), (4242, 60736), (4368, 58984), (4672, 55146), (4848, 53144), (4992, 51611), (5252, 49056), (5656, 45552), (5694, 45248), (5824, 44238), (6132, 42016), (6464, 39858), (6643, 38784), (7008, 36764), (7373, 34944), (7592, 33936), (7878, 32704), (8176, 31512), (8484, 30368), (8736, 29492), (9191, 28032), (9344, 27573), (9696, 26572), (10504, 24528), (11312, 22776), (11388, 22624), (11648, 22119), (12264, 21008), (12928, 19929), (13286, 19392), (14016, 18382), (14746, 17472), (15184, 16968), (15756, 16352)]