128420953020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{10457}}^1\times {\mathrm{68227}}^1$

素因数の和:78699

約数の個数: 72

約数和(自身を含む): 389586519504

約数和(自身を除く): 261165566484

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 10457, 20914, 31371, 41828, 52285, 62742, 68227, 94113, 104570, 125484, 136454, 156855, 188226, 204681, 209140, 272908, 313710, 341135, 376452, 409362, 470565, 614043, 627420, 682270, 818724, 941130, 1023405, 1228086, 1364540, 1882260, 2046810, 2456172, 3070215, 4093620, 6140430, 12280860, 713449739, 1426899478, 2140349217, 2853798956, 3567248695, 4280698434, 6421047651, 7134497390, 8561396868, 10701746085, 12842095302, 14268994780, 21403492170, 25684190604, 32105238255, 42806984340, 64210476510, 128420953020]

約数ペア:

[(1, 128420953020), (2, 64210476510), (3, 42806984340), (4, 32105238255), (5, 25684190604), (6, 21403492170), (9, 14268994780), (10, 12842095302), (12, 10701746085), (15, 8561396868), (18, 7134497390), (20, 6421047651), (30, 4280698434), (36, 3567248695), (45, 2853798956), (60, 2140349217), (90, 1426899478), (180, 713449739), (10457, 12280860), (20914, 6140430), (31371, 4093620), (41828, 3070215), (52285, 2456172), (62742, 2046810), (68227, 1882260), (94113, 1364540), (104570, 1228086), (125484, 1023405), (136454, 941130), (156855, 818724), (188226, 682270), (204681, 627420), (209140, 614043), (272908, 470565), (313710, 409362), (341135, 376452)]