86993820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21013}}^1$

素因数の和:21051

約数の個数: 72

約数和(自身を含む): 275367456

約数和(自身を除く): 188373636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 21013, 42026, 63039, 84052, 105065, 126078, 189117, 210130, 252156, 315195, 378234, 420260, 483299, 630390, 756468, 945585, 966598, 1260780, 1449897, 1891170, 1933196, 2416495, 2899794, 3782340, 4349691, 4832990, 5799588, 7249485, 8699382, 9665980, 14498970, 17398764, 21748455, 28997940, 43496910, 86993820]

約数ペア:

[(1, 86993820), (2, 43496910), (3, 28997940), (4, 21748455), (5, 17398764), (6, 14498970), (9, 9665980), (10, 8699382), (12, 7249485), (15, 5799588), (18, 4832990), (20, 4349691), (23, 3782340), (30, 2899794), (36, 2416495), (45, 1933196), (46, 1891170), (60, 1449897), (69, 1260780), (90, 966598), (92, 945585), (115, 756468), (138, 630390), (180, 483299), (207, 420260), (230, 378234), (276, 315195), (345, 252156), (414, 210130), (460, 189117), (690, 126078), (828, 105065), (1035, 84052), (1380, 63039), (2070, 42026), (4140, 21013)]