19146120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{991}}^1$

素因数の和:1035

約数の個数: 128

約数和(自身を含む): 68567040

約数和(自身を除く): 49420920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 991, 1288, 1380, 1610, 1932, 1982, 2415, 2760, 2973, 3220, 3864, 3964, 4830, 4955, 5946, 6440, 6937, 7928, 9660, 9910, 11892, 13874, 14865, 19320, 19820, 20811, 22793, 23784, 27748, 29730, 34685, 39640, 41622, 45586, 55496, 59460, 68379, 69370, 83244, 91172, 104055, 113965, 118920, 136758, 138740, 159551, 166488, 182344, 208110, 227930, 273516, 277480, 319102, 341895, 416220, 455860, 478653, 547032, 638204, 683790, 797755, 832440, 911720, 957306, 1276408, 1367580, 1595510, 1914612, 2393265, 2735160, 3191020, 3829224, 4786530, 6382040, 9573060, 19146120]

約数ペア:

[(1, 19146120), (2, 9573060), (3, 6382040), (4, 4786530), (5, 3829224), (6, 3191020), (7, 2735160), (8, 2393265), (10, 1914612), (12, 1595510), (14, 1367580), (15, 1276408), (20, 957306), (21, 911720), (23, 832440), (24, 797755), (28, 683790), (30, 638204), (35, 547032), (40, 478653), (42, 455860), (46, 416220), (56, 341895), (60, 319102), (69, 277480), (70, 273516), (84, 227930), (92, 208110), (105, 182344), (115, 166488), (120, 159551), (138, 138740), (140, 136758), (161, 118920), (168, 113965), (184, 104055), (210, 91172), (230, 83244), (276, 69370), (280, 68379), (322, 59460), (345, 55496), (420, 45586), (460, 41622), (483, 39640), (552, 34685), (644, 29730), (690, 27748), (805, 23784), (840, 22793), (920, 20811), (966, 19820), (991, 19320), (1288, 14865), (1380, 13874), (1610, 11892), (1932, 9910), (1982, 9660), (2415, 7928), (2760, 6937), (2973, 6440), (3220, 5946), (3864, 4955), (3964, 4830)]