256774056

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 256

約数和(自身を含む): 862617600

約数和(自身を除く): 605843544

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 19, 21, 22, 24, 28, 33, 38, 42, 44, 56, 57, 66, 71, 76, 77, 84, 88, 103, 114, 132, 133, 142, 152, 154, 168, 206, 209, 213, 228, 231, 264, 266, 284, 308, 309, 399, 412, 418, 426, 456, 462, 497, 532, 568, 616, 618, 627, 721, 781, 798, 824, 836, 852, 924, 994, 1064, 1133, 1236, 1254, 1349, 1442, 1463, 1491, 1562, 1596, 1672, 1704, 1848, 1957, 1988, 2163, 2266, 2343, 2472, 2508, 2698, 2884, 2926, 2982, 3124, 3192, 3399, 3914, 3976, 4047, 4326, 4389, 4532, 4686, 5016, 5396, 5467, 5768, 5852, 5871, 5964, 6248, 6798, 7313, 7828, 7931, 8094, 8652, 8778, 9064, 9372, 9443, 10792, 10934, 11704, 11742, 11928, 13596, 13699, 14626, 14839, 15656, 15862, 16188, 16401, 17304, 17556, 18744, 18886, 21527, 21868, 21939, 23484, 23793, 27192, 27398, 28329, 29252, 29678, 31724, 32376, 32802, 35112, 37772, 41097, 43054, 43736, 43878, 44517, 46968, 47586, 51191, 54796, 56658, 58504, 59356, 63448, 64581, 65604, 75544, 80443, 82194, 86108, 87756, 89034, 95172, 102382, 103873, 109592, 113316, 118712, 129162, 131208, 138947, 150689, 153573, 160886, 164388, 172216, 175512, 178068, 190344, 204764, 207746, 226632, 241329, 258324, 277894, 301378, 307146, 311619, 321772, 328776, 356136, 409528, 415492, 416841, 452067, 482658, 516648, 555788, 563101, 602756, 614292, 623238, 643544, 830984, 833682, 904134, 965316, 972629, 1111576, 1126202, 1205512, 1228584, 1246476, 1528417, 1667364, 1689303, 1808268, 1930632, 1945258, 2252404, 2492952, 2917887, 3056834, 3334728, 3378606, 3616536, 3890516, 4504808, 4585251, 5835774, 6113668, 6757212, 7781032, 9170502, 10698919, 11671548, 12227336, 13514424, 18341004, 21397838, 23343096, 32096757, 36682008, 42795676, 64193514, 85591352, 128387028, 256774056]

約数ペア:

[(1, 256774056), (2, 128387028), (3, 85591352), (4, 64193514), (6, 42795676), (7, 36682008), (8, 32096757), (11, 23343096), (12, 21397838), (14, 18341004), (19, 13514424), (21, 12227336), (22, 11671548), (24, 10698919), (28, 9170502), (33, 7781032), (38, 6757212), (42, 6113668), (44, 5835774), (56, 4585251), (57, 4504808), (66, 3890516), (71, 3616536), (76, 3378606), (77, 3334728), (84, 3056834), (88, 2917887), (103, 2492952), (114, 2252404), (132, 1945258), (133, 1930632), (142, 1808268), (152, 1689303), (154, 1667364), (168, 1528417), (206, 1246476), (209, 1228584), (213, 1205512), (228, 1126202), (231, 1111576), (264, 972629), (266, 965316), (284, 904134), (308, 833682), (309, 830984), (399, 643544), (412, 623238), (418, 614292), (426, 602756), (456, 563101), (462, 555788), (497, 516648), (532, 482658), (568, 452067), (616, 416841), (618, 415492), (627, 409528), (721, 356136), (781, 328776), (798, 321772), (824, 311619), (836, 307146), (852, 301378), (924, 277894), (994, 258324), (1064, 241329), (1133, 226632), (1236, 207746), (1254, 204764), (1349, 190344), (1442, 178068), (1463, 175512), (1491, 172216), (1562, 164388), (1596, 160886), (1672, 153573), (1704, 150689), (1848, 138947), (1957, 131208), (1988, 129162), (2163, 118712), (2266, 113316), (2343, 109592), (2472, 103873), (2508, 102382), (2698, 95172), (2884, 89034), (2926, 87756), (2982, 86108), (3124, 82194), (3192, 80443), (3399, 75544), (3914, 65604), (3976, 64581), (4047, 63448), (4326, 59356), (4389, 58504), (4532, 56658), (4686, 54796), (5016, 51191), (5396, 47586), (5467, 46968), (5768, 44517), (5852, 43878), (5871, 43736), (5964, 43054), (6248, 41097), (6798, 37772), (7313, 35112), (7828, 32802), (7931, 32376), (8094, 31724), (8652, 29678), (8778, 29252), (9064, 28329), (9372, 27398), (9443, 27192), (10792, 23793), (10934, 23484), (11704, 21939), (11742, 21868), (11928, 21527), (13596, 18886), (13699, 18744), (14626, 17556), (14839, 17304), (15656, 16401), (15862, 16188)]