256317696

素因数分解:

$2^8\times 3^4\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:338

約数の個数: 180

約数和(自身を含む): 783522432

約数和(自身を除く): 527204736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 47, 48, 54, 64, 72, 81, 94, 96, 108, 128, 141, 144, 162, 188, 192, 216, 256, 263, 282, 288, 324, 376, 384, 423, 432, 526, 564, 576, 648, 752, 768, 789, 846, 864, 1052, 1128, 1152, 1269, 1296, 1504, 1578, 1692, 1728, 2104, 2256, 2304, 2367, 2538, 2592, 3008, 3156, 3384, 3456, 3807, 4208, 4512, 4734, 5076, 5184, 6016, 6312, 6768, 6912, 7101, 7614, 8416, 9024, 9468, 10152, 10368, 12032, 12361, 12624, 13536, 14202, 15228, 16832, 18048, 18936, 20304, 20736, 21303, 24722, 25248, 27072, 28404, 30456, 33664, 36096, 37083, 37872, 40608, 42606, 49444, 50496, 54144, 56808, 60912, 67328, 74166, 75744, 81216, 85212, 98888, 100992, 108288, 111249, 113616, 121824, 148332, 151488, 162432, 170424, 197776, 201984, 222498, 227232, 243648, 296664, 302976, 324864, 333747, 340848, 395552, 444996, 454464, 487296, 593328, 605952, 667494, 681696, 791104, 889992, 908928, 974592, 1001241, 1186656, 1334988, 1363392, 1582208, 1779984, 1817856, 2002482, 2373312, 2669976, 2726784, 3164416, 3559968, 4004964, 4746624, 5339952, 5453568, 7119936, 8009928, 9493248, 10679904, 14239872, 16019856, 21359808, 28479744, 32039712, 42719616, 64079424, 85439232, 128158848, 256317696]

約数ペア:

[(1, 256317696), (2, 128158848), (3, 85439232), (4, 64079424), (6, 42719616), (8, 32039712), (9, 28479744), (12, 21359808), (16, 16019856), (18, 14239872), (24, 10679904), (27, 9493248), (32, 8009928), (36, 7119936), (47, 5453568), (48, 5339952), (54, 4746624), (64, 4004964), (72, 3559968), (81, 3164416), (94, 2726784), (96, 2669976), (108, 2373312), (128, 2002482), (141, 1817856), (144, 1779984), (162, 1582208), (188, 1363392), (192, 1334988), (216, 1186656), (256, 1001241), (263, 974592), (282, 908928), (288, 889992), (324, 791104), (376, 681696), (384, 667494), (423, 605952), (432, 593328), (526, 487296), (564, 454464), (576, 444996), (648, 395552), (752, 340848), (768, 333747), (789, 324864), (846, 302976), (864, 296664), (1052, 243648), (1128, 227232), (1152, 222498), (1269, 201984), (1296, 197776), (1504, 170424), (1578, 162432), (1692, 151488), (1728, 148332), (2104, 121824), (2256, 113616), (2304, 111249), (2367, 108288), (2538, 100992), (2592, 98888), (3008, 85212), (3156, 81216), (3384, 75744), (3456, 74166), (3807, 67328), (4208, 60912), (4512, 56808), (4734, 54144), (5076, 50496), (5184, 49444), (6016, 42606), (6312, 40608), (6768, 37872), (6912, 37083), (7101, 36096), (7614, 33664), (8416, 30456), (9024, 28404), (9468, 27072), (10152, 25248), (10368, 24722), (12032, 21303), (12361, 20736), (12624, 20304), (13536, 18936), (14202, 18048), (15228, 16832)]