81938070

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47917}}^1$

素因数の和:47949

約数の個数: 48

約数和(自身を含む): 224256240

約数和(自身を除く): 142318170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 47917, 95834, 143751, 239585, 287502, 431253, 479170, 718755, 862506, 910423, 1437510, 1820846, 2156265, 2731269, 4312530, 4552115, 5462538, 8193807, 9104230, 13656345, 16387614, 27312690, 40969035, 81938070]

約数ペア:

[(1, 81938070), (2, 40969035), (3, 27312690), (5, 16387614), (6, 13656345), (9, 9104230), (10, 8193807), (15, 5462538), (18, 4552115), (19, 4312530), (30, 2731269), (38, 2156265), (45, 1820846), (57, 1437510), (90, 910423), (95, 862506), (114, 718755), (171, 479170), (190, 431253), (285, 287502), (342, 239585), (570, 143751), (855, 95834), (1710, 47917)]