2178997072

素因数分解:

$2^4\times 7^2\times {\mathrm{179}}^1\times {\mathrm{15527}}^1$

素因数の和:15728

約数の個数: 60

約数和(自身を含む): 4938835680

約数和(自身を除く): 2759838608

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 179, 196, 358, 392, 716, 784, 1253, 1432, 2506, 2864, 5012, 8771, 10024, 15527, 17542, 20048, 31054, 35084, 62108, 70168, 108689, 124216, 140336, 217378, 248432, 434756, 760823, 869512, 1521646, 1739024, 2779333, 3043292, 5558666, 6086584, 11117332, 12173168, 19455331, 22234664, 38910662, 44469328, 77821324, 136187317, 155642648, 272374634, 311285296, 544749268, 1089498536, 2178997072]

約数ペア:

[(1, 2178997072), (2, 1089498536), (4, 544749268), (7, 311285296), (8, 272374634), (14, 155642648), (16, 136187317), (28, 77821324), (49, 44469328), (56, 38910662), (98, 22234664), (112, 19455331), (179, 12173168), (196, 11117332), (358, 6086584), (392, 5558666), (716, 3043292), (784, 2779333), (1253, 1739024), (1432, 1521646), (2506, 869512), (2864, 760823), (5012, 434756), (8771, 248432), (10024, 217378), (15527, 140336), (17542, 124216), (20048, 108689), (31054, 70168), (35084, 62108)]