647601552

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{151}}^1$

素因数の和:286

約数の個数: 240

約数和(自身を含む): 2058201600

約数和(自身を除く): 1410600048

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 79, 87, 104, 116, 117, 144, 151, 156, 158, 174, 208, 232, 234, 237, 261, 302, 312, 316, 348, 377, 453, 464, 468, 474, 522, 604, 624, 632, 696, 711, 754, 906, 936, 948, 1027, 1044, 1131, 1208, 1264, 1359, 1392, 1422, 1508, 1812, 1872, 1896, 1963, 2054, 2088, 2262, 2291, 2416, 2718, 2844, 3016, 3081, 3393, 3624, 3792, 3926, 4108, 4176, 4379, 4524, 4582, 5436, 5688, 5889, 6032, 6162, 6786, 6873, 7248, 7852, 8216, 8758, 9048, 9164, 9243, 10872, 11376, 11778, 11929, 12324, 13137, 13572, 13746, 15704, 16432, 17516, 17667, 18096, 18328, 18486, 20619, 21744, 23556, 23858, 24648, 26274, 27144, 27492, 29783, 31408, 35032, 35334, 35787, 36656, 36972, 39411, 41238, 47112, 47716, 49296, 52548, 54288, 54984, 56927, 59566, 70064, 70668, 71574, 73944, 78822, 82476, 89349, 94224, 95432, 105096, 107361, 109968, 113854, 119132, 141336, 143148, 147888, 155077, 157644, 164952, 170781, 178698, 190864, 210192, 214722, 227708, 238264, 268047, 282672, 286296, 310154, 315288, 329904, 341562, 345941, 357396, 429444, 455416, 465231, 476528, 512343, 536094, 572592, 620308, 630576, 683124, 691882, 714792, 858888, 910832, 930462, 1024686, 1037823, 1072188, 1240616, 1366248, 1383764, 1395693, 1429584, 1717776, 1860924, 2049372, 2075646, 2144376, 2481232, 2732496, 2767528, 2791386, 3113469, 3721848, 4098744, 4151292, 4288752, 4497233, 5535056, 5582772, 6226938, 7443696, 8197488, 8302584, 8994466, 11165544, 12453876, 13491699, 16605168, 17988932, 22331088, 24907752, 26983398, 35977864, 40475097, 49815504, 53966796, 71955728, 80950194, 107933592, 161900388, 215867184, 323800776, 647601552]

約数ペア:

[(1, 647601552), (2, 323800776), (3, 215867184), (4, 161900388), (6, 107933592), (8, 80950194), (9, 71955728), (12, 53966796), (13, 49815504), (16, 40475097), (18, 35977864), (24, 26983398), (26, 24907752), (29, 22331088), (36, 17988932), (39, 16605168), (48, 13491699), (52, 12453876), (58, 11165544), (72, 8994466), (78, 8302584), (79, 8197488), (87, 7443696), (104, 6226938), (116, 5582772), (117, 5535056), (144, 4497233), (151, 4288752), (156, 4151292), (158, 4098744), (174, 3721848), (208, 3113469), (232, 2791386), (234, 2767528), (237, 2732496), (261, 2481232), (302, 2144376), (312, 2075646), (316, 2049372), (348, 1860924), (377, 1717776), (453, 1429584), (464, 1395693), (468, 1383764), (474, 1366248), (522, 1240616), (604, 1072188), (624, 1037823), (632, 1024686), (696, 930462), (711, 910832), (754, 858888), (906, 714792), (936, 691882), (948, 683124), (1027, 630576), (1044, 620308), (1131, 572592), (1208, 536094), (1264, 512343), (1359, 476528), (1392, 465231), (1422, 455416), (1508, 429444), (1812, 357396), (1872, 345941), (1896, 341562), (1963, 329904), (2054, 315288), (2088, 310154), (2262, 286296), (2291, 282672), (2416, 268047), (2718, 238264), (2844, 227708), (3016, 214722), (3081, 210192), (3393, 190864), (3624, 178698), (3792, 170781), (3926, 164952), (4108, 157644), (4176, 155077), (4379, 147888), (4524, 143148), (4582, 141336), (5436, 119132), (5688, 113854), (5889, 109968), (6032, 107361), (6162, 105096), (6786, 95432), (6873, 94224), (7248, 89349), (7852, 82476), (8216, 78822), (8758, 73944), (9048, 71574), (9164, 70668), (9243, 70064), (10872, 59566), (11376, 56927), (11778, 54984), (11929, 54288), (12324, 52548), (13137, 49296), (13572, 47716), (13746, 47112), (15704, 41238), (16432, 39411), (17516, 36972), (17667, 36656), (18096, 35787), (18328, 35334), (18486, 35032), (20619, 31408), (21744, 29783), (23556, 27492), (23858, 27144), (24648, 26274)]