195188840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:655

約数の個数: 128

約数和(自身を含む): 552960000

約数和(自身を除く): 357771160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 127, 140, 154, 220, 254, 280, 308, 385, 440, 499, 508, 616, 635, 770, 889, 998, 1016, 1270, 1397, 1540, 1778, 1996, 2495, 2540, 2794, 3080, 3493, 3556, 3992, 4445, 4990, 5080, 5489, 5588, 6985, 6986, 7112, 8890, 9779, 9980, 10978, 11176, 13970, 13972, 17465, 17780, 19558, 19960, 21956, 27445, 27940, 27944, 34930, 35560, 38423, 39116, 43912, 48895, 54890, 55880, 63373, 69860, 76846, 78232, 97790, 109780, 126746, 139720, 153692, 192115, 195580, 219560, 253492, 307384, 316865, 384230, 391160, 443611, 506984, 633730, 697103, 768460, 887222, 1267460, 1394206, 1536920, 1774444, 2218055, 2534920, 2788412, 3485515, 3548888, 4436110, 4879721, 5576824, 6971030, 8872220, 9759442, 13942060, 17744440, 19518884, 24398605, 27884120, 39037768, 48797210, 97594420, 195188840]

約数ペア:

[(1, 195188840), (2, 97594420), (4, 48797210), (5, 39037768), (7, 27884120), (8, 24398605), (10, 19518884), (11, 17744440), (14, 13942060), (20, 9759442), (22, 8872220), (28, 6971030), (35, 5576824), (40, 4879721), (44, 4436110), (55, 3548888), (56, 3485515), (70, 2788412), (77, 2534920), (88, 2218055), (110, 1774444), (127, 1536920), (140, 1394206), (154, 1267460), (220, 887222), (254, 768460), (280, 697103), (308, 633730), (385, 506984), (440, 443611), (499, 391160), (508, 384230), (616, 316865), (635, 307384), (770, 253492), (889, 219560), (998, 195580), (1016, 192115), (1270, 153692), (1397, 139720), (1540, 126746), (1778, 109780), (1996, 97790), (2495, 78232), (2540, 76846), (2794, 69860), (3080, 63373), (3493, 55880), (3556, 54890), (3992, 48895), (4445, 43912), (4990, 39116), (5080, 38423), (5489, 35560), (5588, 34930), (6985, 27944), (6986, 27940), (7112, 27445), (8890, 21956), (9779, 19960), (9980, 19558), (10978, 17780), (11176, 17465), (13970, 13972)]