85550220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1579}}^1$

素因数の和:1644

約数の個数: 144

約数和(自身を含む): 303663360

約数和(自身を除く): 218113140

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 43, 45, 60, 63, 70, 84, 86, 90, 105, 126, 129, 140, 172, 180, 210, 215, 252, 258, 301, 315, 387, 420, 430, 516, 602, 630, 645, 774, 860, 903, 1204, 1260, 1290, 1505, 1548, 1579, 1806, 1935, 2580, 2709, 3010, 3158, 3612, 3870, 4515, 4737, 5418, 6020, 6316, 7740, 7895, 9030, 9474, 10836, 11053, 13545, 14211, 15790, 18060, 18948, 22106, 23685, 27090, 28422, 31580, 33159, 44212, 47370, 54180, 55265, 56844, 66318, 67897, 71055, 94740, 99477, 110530, 132636, 135794, 142110, 165795, 198954, 203691, 221060, 271588, 284220, 331590, 339485, 397908, 407382, 475279, 497385, 611073, 663180, 678970, 814764, 950558, 994770, 1018455, 1222146, 1357940, 1425837, 1901116, 1989540, 2036910, 2376395, 2444292, 2851674, 3055365, 4073820, 4277511, 4752790, 5703348, 6110730, 7129185, 8555022, 9505580, 12221460, 14258370, 17110044, 21387555, 28516740, 42775110, 85550220]

約数ペア:

[(1, 85550220), (2, 42775110), (3, 28516740), (4, 21387555), (5, 17110044), (6, 14258370), (7, 12221460), (9, 9505580), (10, 8555022), (12, 7129185), (14, 6110730), (15, 5703348), (18, 4752790), (20, 4277511), (21, 4073820), (28, 3055365), (30, 2851674), (35, 2444292), (36, 2376395), (42, 2036910), (43, 1989540), (45, 1901116), (60, 1425837), (63, 1357940), (70, 1222146), (84, 1018455), (86, 994770), (90, 950558), (105, 814764), (126, 678970), (129, 663180), (140, 611073), (172, 497385), (180, 475279), (210, 407382), (215, 397908), (252, 339485), (258, 331590), (301, 284220), (315, 271588), (387, 221060), (420, 203691), (430, 198954), (516, 165795), (602, 142110), (630, 135794), (645, 132636), (774, 110530), (860, 99477), (903, 94740), (1204, 71055), (1260, 67897), (1290, 66318), (1505, 56844), (1548, 55265), (1579, 54180), (1806, 47370), (1935, 44212), (2580, 33159), (2709, 31580), (3010, 28422), (3158, 27090), (3612, 23685), (3870, 22106), (4515, 18948), (4737, 18060), (5418, 15790), (6020, 14211), (6316, 13545), (7740, 11053), (7895, 10836), (9030, 9474)]