219486575

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:417

約数の個数: 96

約数和(自身を含む): 379261440

約数和(自身を除く): 159774865

約数列:

[1, 5, 7, 11, 17, 19, 25, 35, 55, 77, 85, 95, 119, 133, 175, 187, 209, 275, 323, 353, 385, 425, 475, 595, 665, 935, 1045, 1309, 1463, 1615, 1765, 1925, 2261, 2471, 2975, 3325, 3553, 3883, 4675, 5225, 6001, 6545, 6707, 7315, 8075, 8825, 11305, 12355, 17765, 19415, 24871, 27181, 30005, 32725, 33535, 36575, 42007, 46949, 56525, 61775, 66011, 73777, 88825, 97075, 114019, 124355, 135905, 150025, 167675, 210035, 234745, 330055, 368885, 462077, 516439, 570095, 621775, 679525, 798133, 1050175, 1173725, 1254209, 1650275, 1844425, 2310385, 2582195, 2850475, 3990665, 6271045, 8779463, 11551925, 12910975, 19953325, 31355225, 43897315, 219486575]

約数ペア:

[(1, 219486575), (5, 43897315), (7, 31355225), (11, 19953325), (17, 12910975), (19, 11551925), (25, 8779463), (35, 6271045), (55, 3990665), (77, 2850475), (85, 2582195), (95, 2310385), (119, 1844425), (133, 1650275), (175, 1254209), (187, 1173725), (209, 1050175), (275, 798133), (323, 679525), (353, 621775), (385, 570095), (425, 516439), (475, 462077), (595, 368885), (665, 330055), (935, 234745), (1045, 210035), (1309, 167675), (1463, 150025), (1615, 135905), (1765, 124355), (1925, 114019), (2261, 97075), (2471, 88825), (2975, 73777), (3325, 66011), (3553, 61775), (3883, 56525), (4675, 46949), (5225, 42007), (6001, 36575), (6545, 33535), (6707, 32725), (7315, 30005), (8075, 27181), (8825, 24871), (11305, 19415), (12355, 17765)]