85479660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:580

約数の個数: 144

約数和(自身を含む): 298771200

約数和(自身を除く): 213291540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 179, 180, 210, 252, 315, 358, 379, 420, 537, 630, 716, 758, 895, 1074, 1137, 1253, 1260, 1516, 1611, 1790, 1895, 2148, 2274, 2506, 2653, 2685, 3222, 3411, 3580, 3759, 3790, 4548, 5012, 5306, 5370, 5685, 6265, 6444, 6822, 7518, 7580, 7959, 8055, 10612, 10740, 11277, 11370, 12530, 13265, 13644, 15036, 15918, 16110, 17055, 18795, 22554, 22740, 23877, 25060, 26530, 31836, 32220, 34110, 37590, 39795, 45108, 47754, 53060, 56385, 67841, 68220, 75180, 79590, 95508, 112770, 119385, 135682, 159180, 203523, 225540, 238770, 271364, 339205, 407046, 474887, 477540, 610569, 678410, 814092, 949774, 1017615, 1221138, 1356820, 1424661, 1899548, 2035230, 2374435, 2442276, 2849322, 3052845, 4070460, 4273983, 4748870, 5698644, 6105690, 7123305, 8547966, 9497740, 12211380, 14246610, 17095932, 21369915, 28493220, 42739830, 85479660]

約数ペア:

[(1, 85479660), (2, 42739830), (3, 28493220), (4, 21369915), (5, 17095932), (6, 14246610), (7, 12211380), (9, 9497740), (10, 8547966), (12, 7123305), (14, 6105690), (15, 5698644), (18, 4748870), (20, 4273983), (21, 4070460), (28, 3052845), (30, 2849322), (35, 2442276), (36, 2374435), (42, 2035230), (45, 1899548), (60, 1424661), (63, 1356820), (70, 1221138), (84, 1017615), (90, 949774), (105, 814092), (126, 678410), (140, 610569), (179, 477540), (180, 474887), (210, 407046), (252, 339205), (315, 271364), (358, 238770), (379, 225540), (420, 203523), (537, 159180), (630, 135682), (716, 119385), (758, 112770), (895, 95508), (1074, 79590), (1137, 75180), (1253, 68220), (1260, 67841), (1516, 56385), (1611, 53060), (1790, 47754), (1895, 45108), (2148, 39795), (2274, 37590), (2506, 34110), (2653, 32220), (2685, 31836), (3222, 26530), (3411, 25060), (3580, 23877), (3759, 22740), (3790, 22554), (4548, 18795), (5012, 17055), (5306, 16110), (5370, 15918), (5685, 15036), (6265, 13644), (6444, 13265), (6822, 12530), (7518, 11370), (7580, 11277), (7959, 10740), (8055, 10612)]