220947984

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{337}}^1$

素因数の和:537

約数の個数: 120

約数和(自身を含む): 645654360

約数和(自身を除く): 424706376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 157, 174, 232, 261, 314, 337, 348, 464, 471, 522, 628, 674, 696, 942, 1011, 1044, 1256, 1348, 1392, 1413, 1884, 2022, 2088, 2512, 2696, 2826, 3033, 3768, 4044, 4176, 4553, 5392, 5652, 6066, 7536, 8088, 9106, 9773, 11304, 12132, 13659, 16176, 18212, 19546, 22608, 24264, 27318, 29319, 36424, 39092, 40977, 48528, 52909, 54636, 58638, 72848, 78184, 81954, 87957, 105818, 109272, 117276, 156368, 158727, 163908, 175914, 211636, 218544, 234552, 317454, 327816, 351828, 423272, 469104, 476181, 634908, 655632, 703656, 846544, 952362, 1269816, 1407312, 1534361, 1904724, 2539632, 3068722, 3809448, 4603083, 6137444, 7618896, 9206166, 12274888, 13809249, 18412332, 24549776, 27618498, 36824664, 55236996, 73649328, 110473992, 220947984]

約数ペア:

[(1, 220947984), (2, 110473992), (3, 73649328), (4, 55236996), (6, 36824664), (8, 27618498), (9, 24549776), (12, 18412332), (16, 13809249), (18, 12274888), (24, 9206166), (29, 7618896), (36, 6137444), (48, 4603083), (58, 3809448), (72, 3068722), (87, 2539632), (116, 1904724), (144, 1534361), (157, 1407312), (174, 1269816), (232, 952362), (261, 846544), (314, 703656), (337, 655632), (348, 634908), (464, 476181), (471, 469104), (522, 423272), (628, 351828), (674, 327816), (696, 317454), (942, 234552), (1011, 218544), (1044, 211636), (1256, 175914), (1348, 163908), (1392, 158727), (1413, 156368), (1884, 117276), (2022, 109272), (2088, 105818), (2512, 87957), (2696, 81954), (2826, 78184), (3033, 72848), (3768, 58638), (4044, 54636), (4176, 52909), (4553, 48528), (5392, 40977), (5652, 39092), (6066, 36424), (7536, 29319), (8088, 27318), (9106, 24264), (9773, 22608), (11304, 19546), (12132, 18212), (13659, 16176)]