254392992

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{257}}^1\times {\mathrm{491}}^1$

素因数の和:771

約数の個数: 144

約数和(自身を含む): 831684672

約数和(自身を除く): 577291680

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 257, 288, 336, 491, 504, 514, 672, 771, 982, 1008, 1028, 1473, 1542, 1799, 1964, 2016, 2056, 2313, 2946, 3084, 3437, 3598, 3928, 4112, 4419, 4626, 5397, 5892, 6168, 6874, 7196, 7856, 8224, 8838, 9252, 10311, 10794, 11784, 12336, 13748, 14392, 15712, 16191, 17676, 18504, 20622, 21588, 23568, 24672, 27496, 28784, 30933, 32382, 35352, 37008, 41244, 43176, 47136, 54992, 57568, 61866, 64764, 70704, 74016, 82488, 86352, 109984, 123732, 126187, 129528, 141408, 164976, 172704, 247464, 252374, 259056, 329952, 378561, 494928, 504748, 518112, 757122, 883309, 989856, 1009496, 1135683, 1514244, 1766618, 2018992, 2271366, 2649927, 3028488, 3533236, 4037984, 4542732, 5299854, 6056976, 7066472, 7949781, 9085464, 10599708, 12113952, 14132944, 15899562, 18170928, 21199416, 28265888, 31799124, 36341856, 42398832, 63598248, 84797664, 127196496, 254392992]

約数ペア:

[(1, 254392992), (2, 127196496), (3, 84797664), (4, 63598248), (6, 42398832), (7, 36341856), (8, 31799124), (9, 28265888), (12, 21199416), (14, 18170928), (16, 15899562), (18, 14132944), (21, 12113952), (24, 10599708), (28, 9085464), (32, 7949781), (36, 7066472), (42, 6056976), (48, 5299854), (56, 4542732), (63, 4037984), (72, 3533236), (84, 3028488), (96, 2649927), (112, 2271366), (126, 2018992), (144, 1766618), (168, 1514244), (224, 1135683), (252, 1009496), (257, 989856), (288, 883309), (336, 757122), (491, 518112), (504, 504748), (514, 494928), (672, 378561), (771, 329952), (982, 259056), (1008, 252374), (1028, 247464), (1473, 172704), (1542, 164976), (1799, 141408), (1964, 129528), (2016, 126187), (2056, 123732), (2313, 109984), (2946, 86352), (3084, 82488), (3437, 74016), (3598, 70704), (3928, 64764), (4112, 61866), (4419, 57568), (4626, 54992), (5397, 47136), (5892, 43176), (6168, 41244), (6874, 37008), (7196, 35352), (7856, 32382), (8224, 30933), (8838, 28784), (9252, 27496), (10311, 24672), (10794, 23568), (11784, 21588), (12336, 20622), (13748, 18504), (14392, 17676), (15712, 16191)]