278000856

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9677}}^1$

素因数の和:9718

約数の個数: 128

約数和(自身を含む): 929088000

約数和(自身を除く): 651087144

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 54, 56, 57, 63, 72, 76, 84, 108, 114, 126, 133, 152, 168, 171, 189, 216, 228, 252, 266, 342, 378, 399, 456, 504, 513, 532, 684, 756, 798, 1026, 1064, 1197, 1368, 1512, 1596, 2052, 2394, 3192, 3591, 4104, 4788, 7182, 9576, 9677, 14364, 19354, 28728, 29031, 38708, 58062, 67739, 77416, 87093, 116124, 135478, 174186, 183863, 203217, 232248, 261279, 270956, 348372, 367726, 406434, 522558, 541912, 551589, 609651, 696744, 735452, 812868, 1045116, 1103178, 1219302, 1287041, 1470904, 1625736, 1654767, 1828953, 2090232, 2206356, 2438604, 2574082, 3309534, 3657906, 3861123, 4412712, 4877208, 4964301, 5148164, 6619068, 7315812, 7722246, 9928602, 10296328, 11583369, 13238136, 14631624, 15444492, 19857204, 23166738, 30888984, 34750107, 39714408, 46333476, 69500214, 92666952, 139000428, 278000856]

約数ペア:

[(1, 278000856), (2, 139000428), (3, 92666952), (4, 69500214), (6, 46333476), (7, 39714408), (8, 34750107), (9, 30888984), (12, 23166738), (14, 19857204), (18, 15444492), (19, 14631624), (21, 13238136), (24, 11583369), (27, 10296328), (28, 9928602), (36, 7722246), (38, 7315812), (42, 6619068), (54, 5148164), (56, 4964301), (57, 4877208), (63, 4412712), (72, 3861123), (76, 3657906), (84, 3309534), (108, 2574082), (114, 2438604), (126, 2206356), (133, 2090232), (152, 1828953), (168, 1654767), (171, 1625736), (189, 1470904), (216, 1287041), (228, 1219302), (252, 1103178), (266, 1045116), (342, 812868), (378, 735452), (399, 696744), (456, 609651), (504, 551589), (513, 541912), (532, 522558), (684, 406434), (756, 367726), (798, 348372), (1026, 270956), (1064, 261279), (1197, 232248), (1368, 203217), (1512, 183863), (1596, 174186), (2052, 135478), (2394, 116124), (3192, 87093), (3591, 77416), (4104, 67739), (4788, 58062), (7182, 38708), (9576, 29031), (9677, 28728), (14364, 19354)]