661717728

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:187

約数の個数: 384

約数和(自身を含む): 2368880640

約数和(自身を除く): 1707162912

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 67, 69, 71, 72, 84, 92, 96, 108, 112, 126, 134, 138, 142, 144, 161, 168, 184, 189, 201, 207, 213, 216, 224, 252, 268, 276, 284, 288, 322, 336, 368, 378, 402, 414, 426, 432, 469, 483, 497, 504, 536, 552, 568, 603, 621, 639, 644, 672, 736, 756, 804, 828, 852, 864, 938, 966, 994, 1008, 1072, 1104, 1136, 1206, 1242, 1278, 1288, 1407, 1449, 1491, 1512, 1541, 1608, 1633, 1656, 1704, 1809, 1876, 1917, 1932, 1988, 2016, 2144, 2208, 2272, 2412, 2484, 2556, 2576, 2814, 2898, 2982, 3024, 3082, 3216, 3266, 3312, 3408, 3618, 3752, 3834, 3864, 3976, 4221, 4347, 4473, 4623, 4757, 4824, 4899, 4968, 5112, 5152, 5628, 5796, 5964, 6048, 6164, 6432, 6532, 6624, 6816, 7236, 7504, 7668, 7728, 7952, 8442, 8694, 8946, 9246, 9514, 9648, 9798, 9936, 10224, 10787, 11256, 11431, 11592, 11928, 12328, 12663, 13064, 13419, 13869, 14271, 14472, 14697, 15008, 15336, 15456, 15904, 16884, 17388, 17892, 18492, 19028, 19296, 19596, 19872, 20448, 21574, 22512, 22862, 23184, 23856, 24656, 25326, 26128, 26838, 27738, 28542, 28944, 29394, 30672, 32361, 33299, 33768, 34293, 34776, 35784, 36984, 38056, 39192, 41607, 42813, 43148, 44091, 45024, 45724, 46368, 47712, 49312, 50652, 52256, 53676, 55476, 57084, 57888, 58788, 61344, 64722, 66598, 67536, 68586, 69552, 71568, 73968, 76112, 78384, 83214, 85626, 86296, 88182, 91448, 97083, 99897, 101304, 102879, 107352, 109411, 110952, 114168, 117576, 128439, 129444, 133196, 135072, 137172, 139104, 143136, 147936, 152224, 156768, 166428, 171252, 172592, 176364, 182896, 194166, 199794, 202608, 205758, 214704, 218822, 221904, 228336, 235152, 256878, 258888, 266392, 274344, 291249, 299691, 308637, 328233, 332856, 342504, 345184, 352728, 365792, 388332, 399588, 405216, 411516, 429408, 437644, 443808, 456672, 470304, 513756, 517776, 532784, 548688, 582498, 599382, 617274, 656466, 665712, 685008, 705456, 765877, 776664, 799176, 823032, 875288, 899073, 984699, 1027512, 1035552, 1065568, 1097376, 1164996, 1198764, 1234548, 1312932, 1331424, 1370016, 1410912, 1531754, 1553328, 1598352, 1646064, 1750576, 1798146, 1969398, 2055024, 2297631, 2329992, 2397528, 2469096, 2625864, 2954097, 3063508, 3106656, 3196704, 3292128, 3501152, 3596292, 3938796, 4110048, 4595262, 4659984, 4795056, 4938192, 5251728, 5908194, 6127016, 6892893, 7192584, 7877592, 9190524, 9319968, 9590112, 9876384, 10503456, 11816388, 12254032, 13785786, 14385168, 15755184, 18381048, 20678679, 23632776, 24508064, 27571572, 28770336, 31510368, 36762096, 41357358, 47265552, 55143144, 73524192, 82714716, 94531104, 110286288, 165429432, 220572576, 330858864, 661717728]

約数ペア:

[(1, 661717728), (2, 330858864), (3, 220572576), (4, 165429432), (6, 110286288), (7, 94531104), (8, 82714716), (9, 73524192), (12, 55143144), (14, 47265552), (16, 41357358), (18, 36762096), (21, 31510368), (23, 28770336), (24, 27571572), (27, 24508064), (28, 23632776), (32, 20678679), (36, 18381048), (42, 15755184), (46, 14385168), (48, 13785786), (54, 12254032), (56, 11816388), (63, 10503456), (67, 9876384), (69, 9590112), (71, 9319968), (72, 9190524), (84, 7877592), (92, 7192584), (96, 6892893), (108, 6127016), (112, 5908194), (126, 5251728), (134, 4938192), (138, 4795056), (142, 4659984), (144, 4595262), (161, 4110048), (168, 3938796), (184, 3596292), (189, 3501152), (201, 3292128), (207, 3196704), (213, 3106656), (216, 3063508), (224, 2954097), (252, 2625864), (268, 2469096), (276, 2397528), (284, 2329992), (288, 2297631), (322, 2055024), (336, 1969398), (368, 1798146), (378, 1750576), (402, 1646064), (414, 1598352), (426, 1553328), (432, 1531754), (469, 1410912), (483, 1370016), (497, 1331424), (504, 1312932), (536, 1234548), (552, 1198764), (568, 1164996), (603, 1097376), (621, 1065568), (639, 1035552), (644, 1027512), (672, 984699), (736, 899073), (756, 875288), (804, 823032), (828, 799176), (852, 776664), (864, 765877), (938, 705456), (966, 685008), (994, 665712), (1008, 656466), (1072, 617274), (1104, 599382), (1136, 582498), (1206, 548688), (1242, 532784), (1278, 517776), (1288, 513756), (1407, 470304), (1449, 456672), (1491, 443808), (1512, 437644), (1541, 429408), (1608, 411516), (1633, 405216), (1656, 399588), (1704, 388332), (1809, 365792), (1876, 352728), (1917, 345184), (1932, 342504), (1988, 332856), (2016, 328233), (2144, 308637), (2208, 299691), (2272, 291249), (2412, 274344), (2484, 266392), (2556, 258888), (2576, 256878), (2814, 235152), (2898, 228336), (2982, 221904), (3024, 218822), (3082, 214704), (3216, 205758), (3266, 202608), (3312, 199794), (3408, 194166), (3618, 182896), (3752, 176364), (3834, 172592), (3864, 171252), (3976, 166428), (4221, 156768), (4347, 152224), (4473, 147936), (4623, 143136), (4757, 139104), (4824, 137172), (4899, 135072), (4968, 133196), (5112, 129444), (5152, 128439), (5628, 117576), (5796, 114168), (5964, 110952), (6048, 109411), (6164, 107352), (6432, 102879), (6532, 101304), (6624, 99897), (6816, 97083), (7236, 91448), (7504, 88182), (7668, 86296), (7728, 85626), (7952, 83214), (8442, 78384), (8694, 76112), (8946, 73968), (9246, 71568), (9514, 69552), (9648, 68586), (9798, 67536), (9936, 66598), (10224, 64722), (10787, 61344), (11256, 58788), (11431, 57888), (11592, 57084), (11928, 55476), (12328, 53676), (12663, 52256), (13064, 50652), (13419, 49312), (13869, 47712), (14271, 46368), (14472, 45724), (14697, 45024), (15008, 44091), (15336, 43148), (15456, 42813), (15904, 41607), (16884, 39192), (17388, 38056), (17892, 36984), (18492, 35784), (19028, 34776), (19296, 34293), (19596, 33768), (19872, 33299), (20448, 32361), (21574, 30672), (22512, 29394), (22862, 28944), (23184, 28542), (23856, 27738), (24656, 26838), (25326, 26128)]