201881880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{560783}}^1$

素因数の和:560800

約数の個数: 48

約数和(自身を含む): 656117280

約数和(自身を除く): 454235400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 560783, 1121566, 1682349, 2243132, 2803915, 3364698, 4486264, 5047047, 5607830, 6729396, 8411745, 10094094, 11215660, 13458792, 16823490, 20188188, 22431320, 25235235, 33646980, 40376376, 50470470, 67293960, 100940940, 201881880]

約数ペア:

[(1, 201881880), (2, 100940940), (3, 67293960), (4, 50470470), (5, 40376376), (6, 33646980), (8, 25235235), (9, 22431320), (10, 20188188), (12, 16823490), (15, 13458792), (18, 11215660), (20, 10094094), (24, 8411745), (30, 6729396), (36, 5607830), (40, 5047047), (45, 4486264), (60, 3364698), (72, 2803915), (90, 2243132), (120, 1682349), (180, 1121566), (360, 560783)]