281970396

素因数分解:

$2^2\times 3^5\times {\mathrm{139}}^1\times {\mathrm{2087}}^1$

素因数の和:2245

約数の個数: 72

約数和(自身を含む): 744831360

約数和(自身を除く): 462860964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 139, 162, 243, 278, 324, 417, 486, 556, 834, 972, 1251, 1668, 2087, 2502, 3753, 4174, 5004, 6261, 7506, 8348, 11259, 12522, 15012, 18783, 22518, 25044, 33777, 37566, 45036, 56349, 67554, 75132, 112698, 135108, 169047, 225396, 290093, 338094, 507141, 580186, 676188, 870279, 1014282, 1160372, 1740558, 2028564, 2610837, 3481116, 5221674, 7832511, 10443348, 15665022, 23497533, 31330044, 46995066, 70492599, 93990132, 140985198, 281970396]

約数ペア:

[(1, 281970396), (2, 140985198), (3, 93990132), (4, 70492599), (6, 46995066), (9, 31330044), (12, 23497533), (18, 15665022), (27, 10443348), (36, 7832511), (54, 5221674), (81, 3481116), (108, 2610837), (139, 2028564), (162, 1740558), (243, 1160372), (278, 1014282), (324, 870279), (417, 676188), (486, 580186), (556, 507141), (834, 338094), (972, 290093), (1251, 225396), (1668, 169047), (2087, 135108), (2502, 112698), (3753, 75132), (4174, 67554), (5004, 56349), (6261, 45036), (7506, 37566), (8348, 33777), (11259, 25044), (12522, 22518), (15012, 18783)]