78630840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{218419}}^1$

素因数の和:218436

約数の個数: 48

約数和(自身を含む): 255551400

約数和(自身を除く): 176920560

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, 218419, 436838, 655257, 873676, 1092095, 1310514, 1747352, 1965771, 2184190, 2621028, 3276285, 3931542, 4368380, 5242056, 6552570, 7863084, 8736760, 9828855, 13105140, 15726168, 19657710, 26210280, 39315420, 78630840]

約数ペア:

[(1, 78630840), (2, 39315420), (3, 26210280), (4, 19657710), (5, 15726168), (6, 13105140), (8, 9828855), (9, 8736760), (10, 7863084), (12, 6552570), (15, 5242056), (18, 4368380), (20, 3931542), (24, 3276285), (30, 2621028), (36, 2184190), (40, 1965771), (45, 1747352), (60, 1310514), (72, 1092095), (90, 873676), (120, 655257), (180, 436838), (360, 218419)]