280705248

素因数分解:

$2^5\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1367}}^1$

素因数の和:1437

約数の個数: 144

約数和(自身を含む): 860461056

約数和(自身を除く): 579755808

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 31, 32, 36, 46, 48, 62, 69, 72, 92, 93, 96, 124, 138, 144, 184, 186, 207, 248, 276, 279, 288, 368, 372, 414, 496, 552, 558, 713, 736, 744, 828, 992, 1104, 1116, 1367, 1426, 1488, 1656, 2139, 2208, 2232, 2734, 2852, 2976, 3312, 4101, 4278, 4464, 5468, 5704, 6417, 6624, 8202, 8556, 8928, 10936, 11408, 12303, 12834, 16404, 17112, 21872, 22816, 24606, 25668, 31441, 32808, 34224, 42377, 43744, 49212, 51336, 62882, 65616, 68448, 84754, 94323, 98424, 102672, 125764, 127131, 131232, 169508, 188646, 196848, 205344, 251528, 254262, 282969, 339016, 377292, 381393, 393696, 503056, 508524, 565938, 678032, 754584, 762786, 974671, 1006112, 1017048, 1131876, 1356064, 1509168, 1525572, 1949342, 2034096, 2263752, 2924013, 3018336, 3051144, 3898684, 4068192, 4527504, 5848026, 6102288, 7797368, 8772039, 9055008, 11696052, 12204576, 15594736, 17544078, 23392104, 31189472, 35088156, 46784208, 70176312, 93568416, 140352624, 280705248]

約数ペア:

[(1, 280705248), (2, 140352624), (3, 93568416), (4, 70176312), (6, 46784208), (8, 35088156), (9, 31189472), (12, 23392104), (16, 17544078), (18, 15594736), (23, 12204576), (24, 11696052), (31, 9055008), (32, 8772039), (36, 7797368), (46, 6102288), (48, 5848026), (62, 4527504), (69, 4068192), (72, 3898684), (92, 3051144), (93, 3018336), (96, 2924013), (124, 2263752), (138, 2034096), (144, 1949342), (184, 1525572), (186, 1509168), (207, 1356064), (248, 1131876), (276, 1017048), (279, 1006112), (288, 974671), (368, 762786), (372, 754584), (414, 678032), (496, 565938), (552, 508524), (558, 503056), (713, 393696), (736, 381393), (744, 377292), (828, 339016), (992, 282969), (1104, 254262), (1116, 251528), (1367, 205344), (1426, 196848), (1488, 188646), (1656, 169508), (2139, 131232), (2208, 127131), (2232, 125764), (2734, 102672), (2852, 98424), (2976, 94323), (3312, 84754), (4101, 68448), (4278, 65616), (4464, 62882), (5468, 51336), (5704, 49212), (6417, 43744), (6624, 42377), (8202, 34224), (8556, 32808), (8928, 31441), (10936, 25668), (11408, 24606), (12303, 22816), (12834, 21872), (16404, 17112)]