213293960

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:507

約数の個数: 96

約数和(自身を含む): 533191680

約数和(自身を除く): 319897720

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 127, 220, 242, 254, 347, 440, 484, 508, 605, 635, 694, 968, 1016, 1210, 1270, 1388, 1397, 1735, 2420, 2540, 2776, 2794, 3470, 3817, 4840, 5080, 5588, 6940, 6985, 7634, 11176, 13880, 13970, 15268, 15367, 19085, 27940, 30536, 30734, 38170, 41987, 44069, 55880, 61468, 76340, 76835, 83974, 88138, 122936, 152680, 153670, 167948, 176276, 209935, 220345, 307340, 335896, 352552, 419870, 440690, 484759, 614680, 839740, 881380, 969518, 1679480, 1762760, 1939036, 2423795, 3878072, 4847590, 5332349, 9695180, 10664698, 19390360, 21329396, 26661745, 42658792, 53323490, 106646980, 213293960]

約数ペア:

[(1, 213293960), (2, 106646980), (4, 53323490), (5, 42658792), (8, 26661745), (10, 21329396), (11, 19390360), (20, 10664698), (22, 9695180), (40, 5332349), (44, 4847590), (55, 3878072), (88, 2423795), (110, 1939036), (121, 1762760), (127, 1679480), (220, 969518), (242, 881380), (254, 839740), (347, 614680), (440, 484759), (484, 440690), (508, 419870), (605, 352552), (635, 335896), (694, 307340), (968, 220345), (1016, 209935), (1210, 176276), (1270, 167948), (1388, 153670), (1397, 152680), (1735, 122936), (2420, 88138), (2540, 83974), (2776, 76835), (2794, 76340), (3470, 61468), (3817, 55880), (4840, 44069), (5080, 41987), (5588, 38170), (6940, 30734), (6985, 30536), (7634, 27940), (11176, 19085), (13880, 15367), (13970, 15268)]