195085980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{2351}}^1$

素因数の和:2827

約数の個数: 72

約数和(自身を含む): 593296704

約数和(自身を除く): 398210724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 461, 922, 1383, 1844, 2305, 2351, 2766, 4149, 4610, 4702, 5532, 6915, 7053, 8298, 9220, 9404, 11755, 13830, 14106, 16596, 20745, 21159, 23510, 27660, 28212, 35265, 41490, 42318, 47020, 70530, 82980, 84636, 105795, 141060, 211590, 423180, 1083811, 2167622, 3251433, 4335244, 5419055, 6502866, 9754299, 10838110, 13005732, 16257165, 19508598, 21676220, 32514330, 39017196, 48771495, 65028660, 97542990, 195085980]

約数ペア:

[(1, 195085980), (2, 97542990), (3, 65028660), (4, 48771495), (5, 39017196), (6, 32514330), (9, 21676220), (10, 19508598), (12, 16257165), (15, 13005732), (18, 10838110), (20, 9754299), (30, 6502866), (36, 5419055), (45, 4335244), (60, 3251433), (90, 2167622), (180, 1083811), (461, 423180), (922, 211590), (1383, 141060), (1844, 105795), (2305, 84636), (2351, 82980), (2766, 70530), (4149, 47020), (4610, 42318), (4702, 41490), (5532, 35265), (6915, 28212), (7053, 27660), (8298, 23510), (9220, 21159), (9404, 20745), (11755, 16596), (13830, 14106)]