221238864

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{739}}^1$

素因数の和:780

約数の個数: 240

約数和(自身を含む): 801615360

約数和(自身を除く): 580376496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 27, 28, 33, 36, 42, 44, 48, 54, 56, 63, 66, 72, 77, 81, 84, 88, 99, 108, 112, 126, 132, 144, 154, 162, 168, 176, 189, 198, 216, 231, 243, 252, 264, 297, 308, 324, 336, 378, 396, 432, 462, 486, 504, 528, 567, 594, 616, 648, 693, 739, 756, 792, 891, 924, 972, 1008, 1134, 1188, 1232, 1296, 1386, 1478, 1512, 1584, 1701, 1782, 1848, 1944, 2079, 2217, 2268, 2376, 2673, 2772, 2956, 3024, 3402, 3564, 3696, 3888, 4158, 4434, 4536, 4752, 5173, 5346, 5544, 5912, 6237, 6651, 6804, 7128, 8129, 8316, 8868, 9072, 10346, 10692, 11088, 11824, 12474, 13302, 13608, 14256, 15519, 16258, 16632, 17736, 18711, 19953, 20692, 21384, 24387, 24948, 26604, 27216, 31038, 32516, 33264, 35472, 37422, 39906, 41384, 42768, 46557, 48774, 49896, 53208, 56903, 59859, 62076, 65032, 73161, 74844, 79812, 82768, 93114, 97548, 99792, 106416, 113806, 119718, 124152, 130064, 139671, 146322, 149688, 159624, 170709, 179577, 186228, 195096, 219483, 227612, 239436, 248304, 279342, 292644, 299376, 319248, 341418, 359154, 372456, 390192, 419013, 438966, 455224, 478872, 512127, 558684, 585288, 658449, 682836, 718308, 744912, 838026, 877932, 910448, 957744, 1024254, 1117368, 1170576, 1257039, 1316898, 1365672, 1436616, 1536381, 1676052, 1755864, 1975347, 2048508, 2234736, 2514078, 2633796, 2731344, 2873232, 3072762, 3352104, 3511728, 3950694, 4097016, 4609143, 5028156, 5267592, 6145524, 6704208, 7901388, 8194032, 9218286, 10056312, 10535184, 12291048, 13827429, 15802776, 18436572, 20112624, 24582096, 27654858, 31605552, 36873144, 55309716, 73746288, 110619432, 221238864]

約数ペア:

[(1, 221238864), (2, 110619432), (3, 73746288), (4, 55309716), (6, 36873144), (7, 31605552), (8, 27654858), (9, 24582096), (11, 20112624), (12, 18436572), (14, 15802776), (16, 13827429), (18, 12291048), (21, 10535184), (22, 10056312), (24, 9218286), (27, 8194032), (28, 7901388), (33, 6704208), (36, 6145524), (42, 5267592), (44, 5028156), (48, 4609143), (54, 4097016), (56, 3950694), (63, 3511728), (66, 3352104), (72, 3072762), (77, 2873232), (81, 2731344), (84, 2633796), (88, 2514078), (99, 2234736), (108, 2048508), (112, 1975347), (126, 1755864), (132, 1676052), (144, 1536381), (154, 1436616), (162, 1365672), (168, 1316898), (176, 1257039), (189, 1170576), (198, 1117368), (216, 1024254), (231, 957744), (243, 910448), (252, 877932), (264, 838026), (297, 744912), (308, 718308), (324, 682836), (336, 658449), (378, 585288), (396, 558684), (432, 512127), (462, 478872), (486, 455224), (504, 438966), (528, 419013), (567, 390192), (594, 372456), (616, 359154), (648, 341418), (693, 319248), (739, 299376), (756, 292644), (792, 279342), (891, 248304), (924, 239436), (972, 227612), (1008, 219483), (1134, 195096), (1188, 186228), (1232, 179577), (1296, 170709), (1386, 159624), (1478, 149688), (1512, 146322), (1584, 139671), (1701, 130064), (1782, 124152), (1848, 119718), (1944, 113806), (2079, 106416), (2217, 99792), (2268, 97548), (2376, 93114), (2673, 82768), (2772, 79812), (2956, 74844), (3024, 73161), (3402, 65032), (3564, 62076), (3696, 59859), (3888, 56903), (4158, 53208), (4434, 49896), (4536, 48774), (4752, 46557), (5173, 42768), (5346, 41384), (5544, 39906), (5912, 37422), (6237, 35472), (6651, 33264), (6804, 32516), (7128, 31038), (8129, 27216), (8316, 26604), (8868, 24948), (9072, 24387), (10346, 21384), (10692, 20692), (11088, 19953), (11824, 18711), (12474, 17736), (13302, 16632), (13608, 16258), (14256, 15519)]