86140980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{20807}}^1$

素因数の和:20845

約数の個数: 72

約数和(自身を含む): 272668032

約数和(自身を除く): 186527052

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, 20807, 41614, 62421, 83228, 104035, 124842, 187263, 208070, 249684, 312105, 374526, 416140, 478561, 624210, 749052, 936315, 957122, 1248420, 1435683, 1872630, 1914244, 2392805, 2871366, 3745260, 4307049, 4785610, 5742732, 7178415, 8614098, 9571220, 14356830, 17228196, 21535245, 28713660, 43070490, 86140980]

約数ペア:

[(1, 86140980), (2, 43070490), (3, 28713660), (4, 21535245), (5, 17228196), (6, 14356830), (9, 9571220), (10, 8614098), (12, 7178415), (15, 5742732), (18, 4785610), (20, 4307049), (23, 3745260), (30, 2871366), (36, 2392805), (45, 1914244), (46, 1872630), (60, 1435683), (69, 1248420), (90, 957122), (92, 936315), (115, 749052), (138, 624210), (180, 478561), (207, 416140), (230, 374526), (276, 312105), (345, 249684), (414, 208070), (460, 187263), (690, 124842), (828, 104035), (1035, 83228), (1380, 62421), (2070, 41614), (4140, 20807)]