206195600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2087}}^1$

素因数の和:2137

約数の個数: 120

約数和(自身を含む): 561839040

約数和(自身を除く): 355643440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 25, 26, 38, 40, 50, 52, 65, 76, 80, 95, 100, 104, 130, 152, 190, 200, 208, 247, 260, 304, 325, 380, 400, 475, 494, 520, 650, 760, 950, 988, 1040, 1235, 1300, 1520, 1900, 1976, 2087, 2470, 2600, 3800, 3952, 4174, 4940, 5200, 6175, 7600, 8348, 9880, 10435, 12350, 16696, 19760, 20870, 24700, 27131, 33392, 39653, 41740, 49400, 52175, 54262, 79306, 83480, 98800, 104350, 108524, 135655, 158612, 166960, 198265, 208700, 217048, 271310, 317224, 396530, 417400, 434096, 515489, 542620, 634448, 678275, 793060, 834800, 991325, 1030978, 1085240, 1356550, 1586120, 1982650, 2061956, 2170480, 2577445, 2713100, 3172240, 3965300, 4123912, 5154890, 5426200, 7930600, 8247824, 10309780, 10852400, 12887225, 15861200, 20619560, 25774450, 41239120, 51548900, 103097800, 206195600]

約数ペア:

[(1, 206195600), (2, 103097800), (4, 51548900), (5, 41239120), (8, 25774450), (10, 20619560), (13, 15861200), (16, 12887225), (19, 10852400), (20, 10309780), (25, 8247824), (26, 7930600), (38, 5426200), (40, 5154890), (50, 4123912), (52, 3965300), (65, 3172240), (76, 2713100), (80, 2577445), (95, 2170480), (100, 2061956), (104, 1982650), (130, 1586120), (152, 1356550), (190, 1085240), (200, 1030978), (208, 991325), (247, 834800), (260, 793060), (304, 678275), (325, 634448), (380, 542620), (400, 515489), (475, 434096), (494, 417400), (520, 396530), (650, 317224), (760, 271310), (950, 217048), (988, 208700), (1040, 198265), (1235, 166960), (1300, 158612), (1520, 135655), (1900, 108524), (1976, 104350), (2087, 98800), (2470, 83480), (2600, 79306), (3800, 54262), (3952, 52175), (4174, 49400), (4940, 41740), (5200, 39653), (6175, 33392), (7600, 27131), (8348, 24700), (9880, 20870), (10435, 19760), (12350, 16696)]