82827780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{991}}^1$

素因数の和:1209

約数の個数: 96

約数和(自身を含む): 266649600

約数和(自身を除く): 183821820

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 199, 210, 398, 420, 597, 796, 991, 995, 1194, 1393, 1982, 1990, 2388, 2786, 2973, 2985, 3964, 3980, 4179, 4955, 5572, 5946, 5970, 6937, 6965, 8358, 9910, 11892, 11940, 13874, 13930, 14865, 16716, 19820, 20811, 20895, 27748, 27860, 29730, 34685, 41622, 41790, 59460, 69370, 83244, 83580, 104055, 138740, 197209, 208110, 394418, 416220, 591627, 788836, 986045, 1183254, 1380463, 1972090, 2366508, 2760926, 2958135, 3944180, 4141389, 5521852, 5916270, 6902315, 8282778, 11832540, 13804630, 16565556, 20706945, 27609260, 41413890, 82827780]

約数ペア:

[(1, 82827780), (2, 41413890), (3, 27609260), (4, 20706945), (5, 16565556), (6, 13804630), (7, 11832540), (10, 8282778), (12, 6902315), (14, 5916270), (15, 5521852), (20, 4141389), (21, 3944180), (28, 2958135), (30, 2760926), (35, 2366508), (42, 1972090), (60, 1380463), (70, 1183254), (84, 986045), (105, 788836), (140, 591627), (199, 416220), (210, 394418), (398, 208110), (420, 197209), (597, 138740), (796, 104055), (991, 83580), (995, 83244), (1194, 69370), (1393, 59460), (1982, 41790), (1990, 41622), (2388, 34685), (2786, 29730), (2973, 27860), (2985, 27748), (3964, 20895), (3980, 20811), (4179, 19820), (4955, 16716), (5572, 14865), (5946, 13930), (5970, 13874), (6937, 11940), (6965, 11892), (8358, 9910)]