281891232

素因数分解:

$2^5\times 3^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:520

約数の個数: 192

約数和(自身を含む): 949616640

約数和(自身を除く): 667725408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 84, 96, 108, 112, 126, 127, 144, 168, 189, 216, 224, 252, 254, 288, 336, 367, 378, 381, 432, 504, 508, 672, 734, 756, 762, 864, 889, 1008, 1016, 1101, 1143, 1468, 1512, 1524, 1778, 2016, 2032, 2202, 2286, 2569, 2667, 2936, 3024, 3048, 3303, 3429, 3556, 4064, 4404, 4572, 5138, 5334, 5872, 6048, 6096, 6606, 6858, 7112, 7707, 8001, 8808, 9144, 9909, 10276, 10668, 11744, 12192, 13212, 13716, 14224, 15414, 16002, 17616, 18288, 19818, 20552, 21336, 23121, 24003, 26424, 27432, 28448, 30828, 32004, 35232, 36576, 39636, 41104, 42672, 46242, 46609, 48006, 52848, 54864, 61656, 64008, 69363, 79272, 82208, 85344, 92484, 93218, 96012, 105696, 109728, 123312, 128016, 138726, 139827, 158544, 184968, 186436, 192024, 246624, 256032, 277452, 279654, 317088, 326263, 369936, 372872, 384048, 419481, 554904, 559308, 652526, 739872, 745744, 768096, 838962, 978789, 1109808, 1118616, 1258443, 1305052, 1491488, 1677924, 1957578, 2219616, 2237232, 2516886, 2610104, 2936367, 3355848, 3915156, 4474464, 5033772, 5220208, 5872734, 6711696, 7830312, 8809101, 10067544, 10440416, 11745468, 13423392, 15660624, 17618202, 20135088, 23490936, 31321248, 35236404, 40270176, 46981872, 70472808, 93963744, 140945616, 281891232]

約数ペア:

[(1, 281891232), (2, 140945616), (3, 93963744), (4, 70472808), (6, 46981872), (7, 40270176), (8, 35236404), (9, 31321248), (12, 23490936), (14, 20135088), (16, 17618202), (18, 15660624), (21, 13423392), (24, 11745468), (27, 10440416), (28, 10067544), (32, 8809101), (36, 7830312), (42, 6711696), (48, 5872734), (54, 5220208), (56, 5033772), (63, 4474464), (72, 3915156), (84, 3355848), (96, 2936367), (108, 2610104), (112, 2516886), (126, 2237232), (127, 2219616), (144, 1957578), (168, 1677924), (189, 1491488), (216, 1305052), (224, 1258443), (252, 1118616), (254, 1109808), (288, 978789), (336, 838962), (367, 768096), (378, 745744), (381, 739872), (432, 652526), (504, 559308), (508, 554904), (672, 419481), (734, 384048), (756, 372872), (762, 369936), (864, 326263), (889, 317088), (1008, 279654), (1016, 277452), (1101, 256032), (1143, 246624), (1468, 192024), (1512, 186436), (1524, 184968), (1778, 158544), (2016, 139827), (2032, 138726), (2202, 128016), (2286, 123312), (2569, 109728), (2667, 105696), (2936, 96012), (3024, 93218), (3048, 92484), (3303, 85344), (3429, 82208), (3556, 79272), (4064, 69363), (4404, 64008), (4572, 61656), (5138, 54864), (5334, 52848), (5872, 48006), (6048, 46609), (6096, 46242), (6606, 42672), (6858, 41104), (7112, 39636), (7707, 36576), (8001, 35232), (8808, 32004), (9144, 30828), (9909, 28448), (10276, 27432), (10668, 26424), (11744, 24003), (12192, 23121), (13212, 21336), (13716, 20552), (14224, 19818), (15414, 18288), (16002, 17616)]