211318360

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{16561}}^1$

素因数の和:16612

約数の個数: 64

約数和(自身を含む): 536608800

約数和(自身を除く): 325290440

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, 16561, 33122, 66244, 82805, 132488, 165610, 182171, 331220, 364342, 480269, 662440, 728684, 910855, 960538, 1457368, 1821710, 1921076, 2401345, 3643420, 3842152, 4802690, 5282959, 7286840, 9605380, 10565918, 19210760, 21131836, 26414795, 42263672, 52829590, 105659180, 211318360]

約数ペア:

[(1, 211318360), (2, 105659180), (4, 52829590), (5, 42263672), (8, 26414795), (10, 21131836), (11, 19210760), (20, 10565918), (22, 9605380), (29, 7286840), (40, 5282959), (44, 4802690), (55, 3842152), (58, 3643420), (88, 2401345), (110, 1921076), (116, 1821710), (145, 1457368), (220, 960538), (232, 910855), (290, 728684), (319, 662440), (440, 480269), (580, 364342), (638, 331220), (1160, 182171), (1276, 165610), (1595, 132488), (2552, 82805), (3190, 66244), (6380, 33122), (12760, 16561)]