128450460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{49787}}^1$

素因数の和:49842

約数の個数: 48

約数和(自身を含む): 368032896

約数和(自身を除く): 239582436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 49787, 99574, 149361, 199148, 248935, 298722, 497870, 597444, 746805, 995740, 1493610, 2140841, 2987220, 4281682, 6422523, 8563364, 10704205, 12845046, 21408410, 25690092, 32112615, 42816820, 64225230, 128450460]

約数ペア:

[(1, 128450460), (2, 64225230), (3, 42816820), (4, 32112615), (5, 25690092), (6, 21408410), (10, 12845046), (12, 10704205), (15, 8563364), (20, 6422523), (30, 4281682), (43, 2987220), (60, 2140841), (86, 1493610), (129, 995740), (172, 746805), (215, 597444), (258, 497870), (430, 298722), (516, 248935), (645, 199148), (860, 149361), (1290, 99574), (2580, 49787)]