256563072

素因数分解:

$2^7\times 3^3\times {\mathrm{61}}^1\times {\mathrm{1217}}^1$

素因数の和:1301

約数の個数: 128

約数和(自身を含む): 770263200

約数和(自身を除く): 513700128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 96, 108, 122, 128, 144, 183, 192, 216, 244, 288, 366, 384, 432, 488, 549, 576, 732, 864, 976, 1098, 1152, 1217, 1464, 1647, 1728, 1952, 2196, 2434, 2928, 3294, 3456, 3651, 3904, 4392, 4868, 5856, 6588, 7302, 7808, 8784, 9736, 10953, 11712, 13176, 14604, 17568, 19472, 21906, 23424, 26352, 29208, 32859, 35136, 38944, 43812, 52704, 58416, 65718, 70272, 74237, 77888, 87624, 105408, 116832, 131436, 148474, 155776, 175248, 210816, 222711, 233664, 262872, 296948, 350496, 445422, 467328, 525744, 593896, 668133, 700992, 890844, 1051488, 1187792, 1336266, 1401984, 1781688, 2004399, 2102976, 2375584, 2672532, 3563376, 4008798, 4205952, 4751168, 5345064, 7126752, 8017596, 9502336, 10690128, 14253504, 16035192, 21380256, 28507008, 32070384, 42760512, 64140768, 85521024, 128281536, 256563072]

約数ペア:

[(1, 256563072), (2, 128281536), (3, 85521024), (4, 64140768), (6, 42760512), (8, 32070384), (9, 28507008), (12, 21380256), (16, 16035192), (18, 14253504), (24, 10690128), (27, 9502336), (32, 8017596), (36, 7126752), (48, 5345064), (54, 4751168), (61, 4205952), (64, 4008798), (72, 3563376), (96, 2672532), (108, 2375584), (122, 2102976), (128, 2004399), (144, 1781688), (183, 1401984), (192, 1336266), (216, 1187792), (244, 1051488), (288, 890844), (366, 700992), (384, 668133), (432, 593896), (488, 525744), (549, 467328), (576, 445422), (732, 350496), (864, 296948), (976, 262872), (1098, 233664), (1152, 222711), (1217, 210816), (1464, 175248), (1647, 155776), (1728, 148474), (1952, 131436), (2196, 116832), (2434, 105408), (2928, 87624), (3294, 77888), (3456, 74237), (3651, 70272), (3904, 65718), (4392, 58416), (4868, 52704), (5856, 43812), (6588, 38944), (7302, 35136), (7808, 32859), (8784, 29208), (9736, 26352), (10953, 23424), (11712, 21906), (13176, 19472), (14604, 17568)]