195483540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{66491}}^1$

素因数の和:66517

約数の個数: 72

約数和(自身を含む): 636727392

約数和(自身を除く): 441243852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 66491, 132982, 199473, 265964, 332455, 398946, 465437, 664910, 797892, 930874, 997365, 1329820, 1396311, 1861748, 1994730, 2327185, 2792622, 3258059, 3989460, 4654370, 5585244, 6516118, 6981555, 9308740, 9774177, 13032236, 13963110, 16290295, 19548354, 27926220, 32580590, 39096708, 48870885, 65161180, 97741770, 195483540]

約数ペア:

[(1, 195483540), (2, 97741770), (3, 65161180), (4, 48870885), (5, 39096708), (6, 32580590), (7, 27926220), (10, 19548354), (12, 16290295), (14, 13963110), (15, 13032236), (20, 9774177), (21, 9308740), (28, 6981555), (30, 6516118), (35, 5585244), (42, 4654370), (49, 3989460), (60, 3258059), (70, 2792622), (84, 2327185), (98, 1994730), (105, 1861748), (140, 1396311), (147, 1329820), (196, 997365), (210, 930874), (245, 797892), (294, 664910), (420, 465437), (490, 398946), (588, 332455), (735, 265964), (980, 199473), (1470, 132982), (2940, 66491)]