90365940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71719}}^1$

素因数の和:71741

約数の個数: 72

約数和(自身を含む): 313272960

約数和(自身を除く): 222907020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 71719, 143438, 215157, 286876, 358595, 430314, 502033, 645471, 717190, 860628, 1004066, 1075785, 1290942, 1434380, 1506099, 2008132, 2151570, 2510165, 2581884, 3012198, 3227355, 4303140, 4518297, 5020330, 6024396, 6454710, 7530495, 9036594, 10040660, 12909420, 15060990, 18073188, 22591485, 30121980, 45182970, 90365940]

約数ペア:

[(1, 90365940), (2, 45182970), (3, 30121980), (4, 22591485), (5, 18073188), (6, 15060990), (7, 12909420), (9, 10040660), (10, 9036594), (12, 7530495), (14, 6454710), (15, 6024396), (18, 5020330), (20, 4518297), (21, 4303140), (28, 3227355), (30, 3012198), (35, 2581884), (36, 2510165), (42, 2151570), (45, 2008132), (60, 1506099), (63, 1434380), (70, 1290942), (84, 1075785), (90, 1004066), (105, 860628), (126, 717190), (140, 645471), (180, 502033), (210, 430314), (252, 358595), (315, 286876), (420, 215157), (630, 143438), (1260, 71719)]