15663727870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{72253}}^1$

素因数の和:72449

約数の個数: 64

約数和(自身を含む): 34127009280

約数和(自身を除く): 18463281410

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 163, 190, 266, 326, 665, 815, 1141, 1330, 1630, 2282, 3097, 5705, 6194, 11410, 15485, 21679, 30970, 43358, 72253, 108395, 144506, 216790, 361265, 505771, 722530, 1011542, 1372807, 2528855, 2745614, 5057710, 6864035, 9609649, 11777239, 13728070, 19219298, 23554478, 48048245, 58886195, 82440673, 96096490, 117772390, 164881346, 223767541, 412203365, 447535082, 824406730, 1118837705, 1566372787, 2237675410, 3132745574, 7831863935, 15663727870]

約数ペア:

[(1, 15663727870), (2, 7831863935), (5, 3132745574), (7, 2237675410), (10, 1566372787), (14, 1118837705), (19, 824406730), (35, 447535082), (38, 412203365), (70, 223767541), (95, 164881346), (133, 117772390), (163, 96096490), (190, 82440673), (266, 58886195), (326, 48048245), (665, 23554478), (815, 19219298), (1141, 13728070), (1330, 11777239), (1630, 9609649), (2282, 6864035), (3097, 5057710), (5705, 2745614), (6194, 2528855), (11410, 1372807), (15485, 1011542), (21679, 722530), (30970, 505771), (43358, 361265), (72253, 216790), (108395, 144506)]