198376380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47917}}^1$

素因数の和:47955

約数の個数: 72

約数和(自身を含む): 627917472

約数和(自身を除く): 429541092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 4140, 47917, 95834, 143751, 191668, 239585, 287502, 431253, 479170, 575004, 718755, 862506, 958340, 1102091, 1437510, 1725012, 2156265, 2204182, 2875020, 3306273, 4312530, 4408364, 5510455, 6612546, 8625060, 9918819, 11020910, 13225092, 16531365, 19837638, 22041820, 33062730, 39675276, 49594095, 66125460, 99188190, 198376380]

約数ペア:

[(1, 198376380), (2, 99188190), (3, 66125460), (4, 49594095), (5, 39675276), (6, 33062730), (9, 22041820), (10, 19837638), (12, 16531365), (15, 13225092), (18, 11020910), (20, 9918819), (23, 8625060), (30, 6612546), (36, 5510455), (45, 4408364), (46, 4312530), (60, 3306273), (69, 2875020), (90, 2204182), (92, 2156265), (115, 1725012), (138, 1437510), (180, 1102091), (207, 958340), (230, 862506), (276, 718755), (345, 575004), (414, 479170), (460, 431253), (690, 287502), (828, 239585), (1035, 191668), (1380, 143751), (2070, 95834), (4140, 47917)]