290438288

素因数分解:

$2^4\times 7^2\times {\mathrm{271}}^1\times {\mathrm{1367}}^1$

素因数の和:1660

約数の個数: 60

約数和(自身を含む): 657493632

約数和(自身を除く): 367055344

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 271, 392, 542, 784, 1084, 1367, 1897, 2168, 2734, 3794, 4336, 5468, 7588, 9569, 10936, 13279, 15176, 19138, 21872, 26558, 30352, 38276, 53116, 66983, 76552, 106232, 133966, 153104, 212464, 267932, 370457, 535864, 740914, 1071728, 1481828, 2593199, 2963656, 5186398, 5927312, 10372796, 18152393, 20745592, 36304786, 41491184, 72609572, 145219144, 290438288]

約数ペア:

[(1, 290438288), (2, 145219144), (4, 72609572), (7, 41491184), (8, 36304786), (14, 20745592), (16, 18152393), (28, 10372796), (49, 5927312), (56, 5186398), (98, 2963656), (112, 2593199), (196, 1481828), (271, 1071728), (392, 740914), (542, 535864), (784, 370457), (1084, 267932), (1367, 212464), (1897, 153104), (2168, 133966), (2734, 106232), (3794, 76552), (4336, 66983), (5468, 53116), (7588, 38276), (9569, 30352), (10936, 26558), (13279, 21872), (15176, 19138)]