18271036240

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{65761}}^1$

素因数の和:65948

約数の個数: 80

約数和(自身を含む): 44621358336

約数和(自身を除く): 26350322096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 151, 184, 230, 302, 368, 460, 604, 755, 920, 1208, 1510, 1840, 2416, 3020, 3473, 6040, 6946, 12080, 13892, 17365, 27784, 34730, 55568, 65761, 69460, 131522, 138920, 263044, 277840, 328805, 526088, 657610, 1052176, 1315220, 1512503, 2630440, 3025006, 5260880, 6050012, 7562515, 9929911, 12100024, 15125030, 19859822, 24200048, 30250060, 39719644, 49649555, 60500120, 79439288, 99299110, 121000240, 158878576, 198598220, 228387953, 397196440, 456775906, 794392880, 913551812, 1141939765, 1827103624, 2283879530, 3654207248, 4567759060, 9135518120, 18271036240]

約数ペア:

[(1, 18271036240), (2, 9135518120), (4, 4567759060), (5, 3654207248), (8, 2283879530), (10, 1827103624), (16, 1141939765), (20, 913551812), (23, 794392880), (40, 456775906), (46, 397196440), (80, 228387953), (92, 198598220), (115, 158878576), (151, 121000240), (184, 99299110), (230, 79439288), (302, 60500120), (368, 49649555), (460, 39719644), (604, 30250060), (755, 24200048), (920, 19859822), (1208, 15125030), (1510, 12100024), (1840, 9929911), (2416, 7562515), (3020, 6050012), (3473, 5260880), (6040, 3025006), (6946, 2630440), (12080, 1512503), (13892, 1315220), (17365, 1052176), (27784, 657610), (34730, 526088), (55568, 328805), (65761, 277840), (69460, 263044), (131522, 138920)]