221271160

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{17341}}^1$

素因数の和:17392

約数の個数: 64

約数和(自身を含む): 561880800

約数和(自身を除く): 340609640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 29, 40, 44, 55, 58, 88, 110, 116, 145, 220, 232, 290, 319, 440, 580, 638, 1160, 1276, 1595, 2552, 3190, 6380, 12760, 17341, 34682, 69364, 86705, 138728, 173410, 190751, 346820, 381502, 502889, 693640, 763004, 953755, 1005778, 1526008, 1907510, 2011556, 2514445, 3815020, 4023112, 5028890, 5531779, 7630040, 10057780, 11063558, 20115560, 22127116, 27658895, 44254232, 55317790, 110635580, 221271160]

約数ペア:

[(1, 221271160), (2, 110635580), (4, 55317790), (5, 44254232), (8, 27658895), (10, 22127116), (11, 20115560), (20, 11063558), (22, 10057780), (29, 7630040), (40, 5531779), (44, 5028890), (55, 4023112), (58, 3815020), (88, 2514445), (110, 2011556), (116, 1907510), (145, 1526008), (220, 1005778), (232, 953755), (290, 763004), (319, 693640), (440, 502889), (580, 381502), (638, 346820), (1160, 190751), (1276, 173410), (1595, 138728), (2552, 86705), (3190, 69364), (6380, 34682), (12760, 17341)]