1780540245

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{263}}^1$

素因数の和:432

約数の個数: 128

約数和(自身を含む): 3576545280

約数和(自身を除く): 1796005035

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 47, 55, 97, 99, 135, 141, 165, 235, 263, 291, 297, 423, 485, 495, 517, 705, 789, 873, 1067, 1269, 1315, 1455, 1485, 1551, 2115, 2367, 2585, 2619, 2893, 3201, 3945, 4365, 4559, 4653, 5335, 6345, 7101, 7755, 8679, 9603, 11835, 12361, 13095, 13677, 13959, 14465, 16005, 22795, 23265, 25511, 26037, 28809, 35505, 37083, 41031, 43395, 48015, 50149, 61805, 68385, 69795, 76533, 78111, 111249, 123093, 127555, 130185, 135971, 144045, 150447, 185415, 205155, 229599, 250745, 280621, 333747, 382665, 390555, 407913, 451341, 556245, 615465, 679855, 688797, 752235, 841863, 1147995, 1199017, 1223739, 1354023, 1403105, 1668735, 2039565, 2256705, 2525589, 3443985, 3597051, 3671217, 4209315, 5995085, 6118695, 6770115, 7576767, 10791153, 12627945, 13189187, 17985255, 18356085, 32373459, 37883835, 39567561, 53955765, 65945935, 118702683, 161867295, 197837805, 356108049, 593513415, 1780540245]

約数ペア:

[(1, 1780540245), (3, 593513415), (5, 356108049), (9, 197837805), (11, 161867295), (15, 118702683), (27, 65945935), (33, 53955765), (45, 39567561), (47, 37883835), (55, 32373459), (97, 18356085), (99, 17985255), (135, 13189187), (141, 12627945), (165, 10791153), (235, 7576767), (263, 6770115), (291, 6118695), (297, 5995085), (423, 4209315), (485, 3671217), (495, 3597051), (517, 3443985), (705, 2525589), (789, 2256705), (873, 2039565), (1067, 1668735), (1269, 1403105), (1315, 1354023), (1455, 1223739), (1485, 1199017), (1551, 1147995), (2115, 841863), (2367, 752235), (2585, 688797), (2619, 679855), (2893, 615465), (3201, 556245), (3945, 451341), (4365, 407913), (4559, 390555), (4653, 382665), (5335, 333747), (6345, 280621), (7101, 250745), (7755, 229599), (8679, 205155), (9603, 185415), (11835, 150447), (12361, 144045), (13095, 135971), (13677, 130185), (13959, 127555), (14465, 123093), (16005, 111249), (22795, 78111), (23265, 76533), (25511, 69795), (26037, 68385), (28809, 61805), (35505, 50149), (37083, 48015), (41031, 43395)]