247777992

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{239}}^1$

素因数の和:297

約数の個数: 288

約数和(自身を含む): 896313600

約数和(自身を除く): 648535608

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 17, 18, 21, 22, 24, 28, 33, 34, 36, 42, 44, 51, 56, 63, 66, 68, 72, 77, 84, 88, 99, 102, 119, 121, 126, 132, 136, 153, 154, 168, 187, 198, 204, 231, 238, 239, 242, 252, 264, 306, 308, 357, 363, 374, 396, 408, 462, 476, 478, 484, 504, 561, 612, 616, 693, 714, 717, 726, 748, 792, 847, 924, 952, 956, 968, 1071, 1089, 1122, 1224, 1309, 1386, 1428, 1434, 1452, 1496, 1673, 1683, 1694, 1848, 1912, 2057, 2142, 2151, 2178, 2244, 2541, 2618, 2629, 2772, 2856, 2868, 2904, 3346, 3366, 3388, 3927, 4063, 4114, 4284, 4302, 4356, 4488, 5019, 5082, 5236, 5258, 5544, 5736, 6171, 6692, 6732, 6776, 7623, 7854, 7887, 8126, 8228, 8568, 8604, 8712, 10038, 10164, 10472, 10516, 11781, 12189, 12342, 13384, 13464, 14399, 15057, 15246, 15708, 15774, 16252, 16456, 17208, 18403, 18513, 20076, 20328, 21032, 23562, 23661, 24378, 24684, 28441, 28798, 28919, 30114, 30492, 31416, 31548, 32504, 36567, 36806, 37026, 40152, 43197, 44693, 47124, 47322, 48756, 49368, 55209, 56882, 57596, 57838, 60228, 60984, 63096, 73134, 73612, 74052, 85323, 86394, 86757, 89386, 94248, 94644, 97512, 110418, 113764, 115192, 115676, 120456, 129591, 134079, 146268, 147224, 148104, 165627, 170646, 172788, 173514, 178772, 189288, 202433, 220836, 227528, 231352, 255969, 259182, 260271, 268158, 292536, 312851, 331254, 341292, 345576, 347028, 357544, 402237, 404866, 441672, 491623, 511938, 518364, 520542, 536316, 607299, 625702, 662508, 682584, 694056, 804474, 809732, 938553, 983246, 1023876, 1036728, 1041084, 1072632, 1214598, 1251404, 1325016, 1474869, 1608948, 1619464, 1821897, 1877106, 1966492, 2047752, 2082168, 2429196, 2502808, 2815659, 2949738, 3217896, 3441361, 3643794, 3754212, 3932984, 4424607, 4858392, 5631318, 5899476, 6882722, 7287588, 7508424, 8849214, 10324083, 11262636, 11798952, 13765444, 14575176, 17698428, 20648166, 22525272, 27530888, 30972249, 35396856, 41296332, 61944498, 82592664, 123888996, 247777992]

約数ペア:

[(1, 247777992), (2, 123888996), (3, 82592664), (4, 61944498), (6, 41296332), (7, 35396856), (8, 30972249), (9, 27530888), (11, 22525272), (12, 20648166), (14, 17698428), (17, 14575176), (18, 13765444), (21, 11798952), (22, 11262636), (24, 10324083), (28, 8849214), (33, 7508424), (34, 7287588), (36, 6882722), (42, 5899476), (44, 5631318), (51, 4858392), (56, 4424607), (63, 3932984), (66, 3754212), (68, 3643794), (72, 3441361), (77, 3217896), (84, 2949738), (88, 2815659), (99, 2502808), (102, 2429196), (119, 2082168), (121, 2047752), (126, 1966492), (132, 1877106), (136, 1821897), (153, 1619464), (154, 1608948), (168, 1474869), (187, 1325016), (198, 1251404), (204, 1214598), (231, 1072632), (238, 1041084), (239, 1036728), (242, 1023876), (252, 983246), (264, 938553), (306, 809732), (308, 804474), (357, 694056), (363, 682584), (374, 662508), (396, 625702), (408, 607299), (462, 536316), (476, 520542), (478, 518364), (484, 511938), (504, 491623), (561, 441672), (612, 404866), (616, 402237), (693, 357544), (714, 347028), (717, 345576), (726, 341292), (748, 331254), (792, 312851), (847, 292536), (924, 268158), (952, 260271), (956, 259182), (968, 255969), (1071, 231352), (1089, 227528), (1122, 220836), (1224, 202433), (1309, 189288), (1386, 178772), (1428, 173514), (1434, 172788), (1452, 170646), (1496, 165627), (1673, 148104), (1683, 147224), (1694, 146268), (1848, 134079), (1912, 129591), (2057, 120456), (2142, 115676), (2151, 115192), (2178, 113764), (2244, 110418), (2541, 97512), (2618, 94644), (2629, 94248), (2772, 89386), (2856, 86757), (2868, 86394), (2904, 85323), (3346, 74052), (3366, 73612), (3388, 73134), (3927, 63096), (4063, 60984), (4114, 60228), (4284, 57838), (4302, 57596), (4356, 56882), (4488, 55209), (5019, 49368), (5082, 48756), (5236, 47322), (5258, 47124), (5544, 44693), (5736, 43197), (6171, 40152), (6692, 37026), (6732, 36806), (6776, 36567), (7623, 32504), (7854, 31548), (7887, 31416), (8126, 30492), (8228, 30114), (8568, 28919), (8604, 28798), (8712, 28441), (10038, 24684), (10164, 24378), (10472, 23661), (10516, 23562), (11781, 21032), (12189, 20328), (12342, 20076), (13384, 18513), (13464, 18403), (14399, 17208), (15057, 16456), (15246, 16252), (15708, 15774)]