15690984680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{251297}}^1$

素因数の和:251538

約数の個数: 64

約数和(自身を含む): 40529341440

約数和(自身を除く): 24838356760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 223, 280, 446, 892, 1115, 1561, 1784, 2230, 3122, 4460, 6244, 7805, 8920, 12488, 15610, 31220, 62440, 251297, 502594, 1005188, 1256485, 1759079, 2010376, 2512970, 3518158, 5025940, 7036316, 8795395, 10051880, 14072632, 17590790, 35181580, 56039231, 70363160, 112078462, 224156924, 280196155, 392274617, 448313848, 560392310, 784549234, 1120784620, 1569098468, 1961373085, 2241569240, 3138196936, 3922746170, 7845492340, 15690984680]

約数ペア:

[(1, 15690984680), (2, 7845492340), (4, 3922746170), (5, 3138196936), (7, 2241569240), (8, 1961373085), (10, 1569098468), (14, 1120784620), (20, 784549234), (28, 560392310), (35, 448313848), (40, 392274617), (56, 280196155), (70, 224156924), (140, 112078462), (223, 70363160), (280, 56039231), (446, 35181580), (892, 17590790), (1115, 14072632), (1561, 10051880), (1784, 8795395), (2230, 7036316), (3122, 5025940), (4460, 3518158), (6244, 2512970), (7805, 2010376), (8920, 1759079), (12488, 1256485), (15610, 1005188), (31220, 502594), (62440, 251297)]