636281568

素因数分解:

$2^5\times 3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{821}}^1$

素因数の和:879

約数の個数: 240

約数和(自身を含む): 2105411616

約数和(自身を除く): 1469130048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 23, 24, 26, 27, 32, 36, 39, 46, 48, 52, 54, 69, 72, 78, 81, 92, 96, 104, 108, 117, 138, 144, 156, 162, 184, 207, 208, 216, 234, 276, 288, 299, 312, 324, 351, 368, 414, 416, 432, 468, 552, 598, 621, 624, 648, 702, 736, 821, 828, 864, 897, 936, 1053, 1104, 1196, 1242, 1248, 1296, 1404, 1642, 1656, 1794, 1863, 1872, 2106, 2208, 2392, 2463, 2484, 2592, 2691, 2808, 3284, 3312, 3588, 3726, 3744, 4212, 4784, 4926, 4968, 5382, 5616, 6568, 6624, 7176, 7389, 7452, 8073, 8424, 9568, 9852, 9936, 10673, 10764, 11232, 13136, 14352, 14778, 14904, 16146, 16848, 18883, 19704, 19872, 21346, 21528, 22167, 24219, 26272, 28704, 29556, 29808, 32019, 32292, 33696, 37766, 39408, 42692, 43056, 44334, 48438, 56649, 59112, 59616, 64038, 64584, 66501, 75532, 78816, 85384, 86112, 88668, 96057, 96876, 113298, 118224, 128076, 129168, 133002, 151064, 169947, 170768, 177336, 192114, 193752, 226596, 236448, 245479, 256152, 258336, 266004, 288171, 302128, 339894, 341536, 354672, 384228, 387504, 453192, 490958, 509841, 512304, 532008, 576342, 604256, 679788, 709344, 736437, 768456, 775008, 864513, 906384, 981916, 1019682, 1024608, 1064016, 1152684, 1359576, 1472874, 1529523, 1536912, 1729026, 1812768, 1963832, 2039364, 2128032, 2209311, 2305368, 2719152, 2945748, 3059046, 3073824, 3458052, 3927664, 4078728, 4418622, 4610736, 5438304, 5891496, 6118092, 6627933, 6916104, 7855328, 8157456, 8837244, 9221472, 11782992, 12236184, 13255866, 13832208, 16314912, 17674488, 19883799, 23565984, 24472368, 26511732, 27664416, 35348976, 39767598, 48944736, 53023464, 70697952, 79535196, 106046928, 159070392, 212093856, 318140784, 636281568]

約数ペア:

[(1, 636281568), (2, 318140784), (3, 212093856), (4, 159070392), (6, 106046928), (8, 79535196), (9, 70697952), (12, 53023464), (13, 48944736), (16, 39767598), (18, 35348976), (23, 27664416), (24, 26511732), (26, 24472368), (27, 23565984), (32, 19883799), (36, 17674488), (39, 16314912), (46, 13832208), (48, 13255866), (52, 12236184), (54, 11782992), (69, 9221472), (72, 8837244), (78, 8157456), (81, 7855328), (92, 6916104), (96, 6627933), (104, 6118092), (108, 5891496), (117, 5438304), (138, 4610736), (144, 4418622), (156, 4078728), (162, 3927664), (184, 3458052), (207, 3073824), (208, 3059046), (216, 2945748), (234, 2719152), (276, 2305368), (288, 2209311), (299, 2128032), (312, 2039364), (324, 1963832), (351, 1812768), (368, 1729026), (414, 1536912), (416, 1529523), (432, 1472874), (468, 1359576), (552, 1152684), (598, 1064016), (621, 1024608), (624, 1019682), (648, 981916), (702, 906384), (736, 864513), (821, 775008), (828, 768456), (864, 736437), (897, 709344), (936, 679788), (1053, 604256), (1104, 576342), (1196, 532008), (1242, 512304), (1248, 509841), (1296, 490958), (1404, 453192), (1642, 387504), (1656, 384228), (1794, 354672), (1863, 341536), (1872, 339894), (2106, 302128), (2208, 288171), (2392, 266004), (2463, 258336), (2484, 256152), (2592, 245479), (2691, 236448), (2808, 226596), (3284, 193752), (3312, 192114), (3588, 177336), (3726, 170768), (3744, 169947), (4212, 151064), (4784, 133002), (4926, 129168), (4968, 128076), (5382, 118224), (5616, 113298), (6568, 96876), (6624, 96057), (7176, 88668), (7389, 86112), (7452, 85384), (8073, 78816), (8424, 75532), (9568, 66501), (9852, 64584), (9936, 64038), (10673, 59616), (10764, 59112), (11232, 56649), (13136, 48438), (14352, 44334), (14778, 43056), (14904, 42692), (16146, 39408), (16848, 37766), (18883, 33696), (19704, 32292), (19872, 32019), (21346, 29808), (21528, 29556), (22167, 28704), (24219, 26272)]