251007744

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{811}}^1$

素因数の和:874

約数の個数: 144

約数和(自身を含む): 743558144

約数和(自身を除く): 492550400

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 128, 156, 186, 192, 208, 248, 256, 312, 372, 384, 403, 416, 496, 624, 744, 768, 806, 811, 832, 992, 1209, 1248, 1488, 1612, 1622, 1664, 1984, 2418, 2433, 2496, 2976, 3224, 3244, 3328, 3968, 4836, 4866, 4992, 5952, 6448, 6488, 7936, 9672, 9732, 9984, 10543, 11904, 12896, 12976, 19344, 19464, 21086, 23808, 25141, 25792, 25952, 31629, 38688, 38928, 42172, 50282, 51584, 51904, 63258, 75423, 77376, 77856, 84344, 100564, 103168, 103808, 126516, 150846, 154752, 155712, 168688, 201128, 207616, 253032, 301692, 309504, 311424, 326833, 337376, 402256, 506064, 603384, 622848, 653666, 674752, 804512, 980499, 1012128, 1206768, 1307332, 1349504, 1609024, 1960998, 2024256, 2413536, 2614664, 2699008, 3218048, 3921996, 4048512, 4827072, 5229328, 6436096, 7843992, 8097024, 9654144, 10458656, 15687984, 19308288, 20917312, 31375968, 41834624, 62751936, 83669248, 125503872, 251007744]

約数ペア:

[(1, 251007744), (2, 125503872), (3, 83669248), (4, 62751936), (6, 41834624), (8, 31375968), (12, 20917312), (13, 19308288), (16, 15687984), (24, 10458656), (26, 9654144), (31, 8097024), (32, 7843992), (39, 6436096), (48, 5229328), (52, 4827072), (62, 4048512), (64, 3921996), (78, 3218048), (93, 2699008), (96, 2614664), (104, 2413536), (124, 2024256), (128, 1960998), (156, 1609024), (186, 1349504), (192, 1307332), (208, 1206768), (248, 1012128), (256, 980499), (312, 804512), (372, 674752), (384, 653666), (403, 622848), (416, 603384), (496, 506064), (624, 402256), (744, 337376), (768, 326833), (806, 311424), (811, 309504), (832, 301692), (992, 253032), (1209, 207616), (1248, 201128), (1488, 168688), (1612, 155712), (1622, 154752), (1664, 150846), (1984, 126516), (2418, 103808), (2433, 103168), (2496, 100564), (2976, 84344), (3224, 77856), (3244, 77376), (3328, 75423), (3968, 63258), (4836, 51904), (4866, 51584), (4992, 50282), (5952, 42172), (6448, 38928), (6488, 38688), (7936, 31629), (9672, 25952), (9732, 25792), (9984, 25141), (10543, 23808), (11904, 21086), (12896, 19464), (12976, 19344)]