51364620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{619}}^1$

素因数の和:1095

約数の個数: 72

約数和(自身を含む): 156396240

約数和(自身を除く): 105031620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 461, 619, 922, 1238, 1383, 1844, 1857, 2305, 2476, 2766, 3095, 3714, 4149, 4610, 5532, 5571, 6190, 6915, 7428, 8298, 9220, 9285, 11142, 12380, 13830, 16596, 18570, 20745, 22284, 27660, 27855, 37140, 41490, 55710, 82980, 111420, 285359, 570718, 856077, 1141436, 1426795, 1712154, 2568231, 2853590, 3424308, 4280385, 5136462, 5707180, 8560770, 10272924, 12841155, 17121540, 25682310, 51364620]

約数ペア:

[(1, 51364620), (2, 25682310), (3, 17121540), (4, 12841155), (5, 10272924), (6, 8560770), (9, 5707180), (10, 5136462), (12, 4280385), (15, 3424308), (18, 2853590), (20, 2568231), (30, 1712154), (36, 1426795), (45, 1141436), (60, 856077), (90, 570718), (180, 285359), (461, 111420), (619, 82980), (922, 55710), (1238, 41490), (1383, 37140), (1844, 27855), (1857, 27660), (2305, 22284), (2476, 20745), (2766, 18570), (3095, 16596), (3714, 13830), (4149, 12380), (4610, 11142), (5532, 9285), (5571, 9220), (6190, 8298), (6915, 7428)]