128267104

素因数分解:

$2^5\times 7^2\times {\mathrm{179}}^1\times {\mathrm{457}}^1$

素因数の和:660

約数の個数: 72

約数和(自身を含む): 296042040

約数和(自身を除く): 167774936

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 179, 196, 224, 358, 392, 457, 716, 784, 914, 1253, 1432, 1568, 1828, 2506, 2864, 3199, 3656, 5012, 5728, 6398, 7312, 8771, 10024, 12796, 14624, 17542, 20048, 22393, 25592, 35084, 40096, 44786, 51184, 70168, 81803, 89572, 102368, 140336, 163606, 179144, 280672, 327212, 358288, 572621, 654424, 716576, 1145242, 1308848, 2290484, 2617696, 4008347, 4580968, 8016694, 9161936, 16033388, 18323872, 32066776, 64133552, 128267104]

約数ペア:

[(1, 128267104), (2, 64133552), (4, 32066776), (7, 18323872), (8, 16033388), (14, 9161936), (16, 8016694), (28, 4580968), (32, 4008347), (49, 2617696), (56, 2290484), (98, 1308848), (112, 1145242), (179, 716576), (196, 654424), (224, 572621), (358, 358288), (392, 327212), (457, 280672), (716, 179144), (784, 163606), (914, 140336), (1253, 102368), (1432, 89572), (1568, 81803), (1828, 70168), (2506, 51184), (2864, 44786), (3199, 40096), (3656, 35084), (5012, 25592), (5728, 22393), (6398, 20048), (7312, 17542), (8771, 14624), (10024, 12796)]