168303740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{4091}}^1$

素因数の和:4139

約数の個数: 72

約数和(自身を含む): 411442416

約数和(自身を除く): 243138676

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 68, 85, 110, 121, 170, 187, 220, 242, 340, 374, 484, 605, 748, 935, 1210, 1870, 2057, 2420, 3740, 4091, 4114, 8182, 8228, 10285, 16364, 20455, 20570, 40910, 41140, 45001, 69547, 81820, 90002, 139094, 180004, 225005, 278188, 347735, 450010, 495011, 695470, 765017, 900020, 990022, 1390940, 1530034, 1980044, 2475055, 3060068, 3825085, 4950110, 7650170, 8415187, 9900220, 15300340, 16830374, 33660748, 42075935, 84151870, 168303740]

約数ペア:

[(1, 168303740), (2, 84151870), (4, 42075935), (5, 33660748), (10, 16830374), (11, 15300340), (17, 9900220), (20, 8415187), (22, 7650170), (34, 4950110), (44, 3825085), (55, 3060068), (68, 2475055), (85, 1980044), (110, 1530034), (121, 1390940), (170, 990022), (187, 900020), (220, 765017), (242, 695470), (340, 495011), (374, 450010), (484, 347735), (605, 278188), (748, 225005), (935, 180004), (1210, 139094), (1870, 90002), (2057, 81820), (2420, 69547), (3740, 45001), (4091, 41140), (4114, 40910), (8182, 20570), (8228, 20455), (10285, 16364)]