320806656

素因数分解:

$2^8\times 3^8\times {\mathrm{191}}^1$

素因数の和:231

約数の個数: 162

約数和(自身を含む): 965520192

約数和(自身を除く): 644713536

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 191, 192, 216, 243, 256, 288, 324, 382, 384, 432, 486, 573, 576, 648, 729, 764, 768, 864, 972, 1146, 1152, 1296, 1458, 1528, 1719, 1728, 1944, 2187, 2292, 2304, 2592, 2916, 3056, 3438, 3456, 3888, 4374, 4584, 5157, 5184, 5832, 6112, 6561, 6876, 6912, 7776, 8748, 9168, 10314, 10368, 11664, 12224, 13122, 13752, 15471, 15552, 17496, 18336, 20628, 20736, 23328, 24448, 26244, 27504, 30942, 31104, 34992, 36672, 41256, 46413, 46656, 48896, 52488, 55008, 61884, 62208, 69984, 73344, 82512, 92826, 93312, 104976, 110016, 123768, 139239, 139968, 146688, 165024, 185652, 186624, 209952, 220032, 247536, 278478, 279936, 330048, 371304, 417717, 419904, 440064, 495072, 556956, 559872, 660096, 742608, 835434, 839808, 990144, 1113912, 1253151, 1320192, 1485216, 1670868, 1679616, 1980288, 2227824, 2506302, 2970432, 3341736, 3960576, 4455648, 5012604, 5940864, 6683472, 8911296, 10025208, 11881728, 13366944, 17822592, 20050416, 26733888, 35645184, 40100832, 53467776, 80201664, 106935552, 160403328, 320806656]

約数ペア:

[(1, 320806656), (2, 160403328), (3, 106935552), (4, 80201664), (6, 53467776), (8, 40100832), (9, 35645184), (12, 26733888), (16, 20050416), (18, 17822592), (24, 13366944), (27, 11881728), (32, 10025208), (36, 8911296), (48, 6683472), (54, 5940864), (64, 5012604), (72, 4455648), (81, 3960576), (96, 3341736), (108, 2970432), (128, 2506302), (144, 2227824), (162, 1980288), (191, 1679616), (192, 1670868), (216, 1485216), (243, 1320192), (256, 1253151), (288, 1113912), (324, 990144), (382, 839808), (384, 835434), (432, 742608), (486, 660096), (573, 559872), (576, 556956), (648, 495072), (729, 440064), (764, 419904), (768, 417717), (864, 371304), (972, 330048), (1146, 279936), (1152, 278478), (1296, 247536), (1458, 220032), (1528, 209952), (1719, 186624), (1728, 185652), (1944, 165024), (2187, 146688), (2292, 139968), (2304, 139239), (2592, 123768), (2916, 110016), (3056, 104976), (3438, 93312), (3456, 92826), (3888, 82512), (4374, 73344), (4584, 69984), (5157, 62208), (5184, 61884), (5832, 55008), (6112, 52488), (6561, 48896), (6876, 46656), (6912, 46413), (7776, 41256), (8748, 36672), (9168, 34992), (10314, 31104), (10368, 30942), (11664, 27504), (12224, 26244), (13122, 24448), (13752, 23328), (15471, 20736), (15552, 20628), (17496, 18336)]