208518840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{193073}}^1$

素因数の和:193093

約数の個数: 64

約数和(自身を含む): 695066400

約数和(自身を除く): 486547560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 193073, 386146, 579219, 772292, 965365, 1158438, 1544584, 1737657, 1930730, 2316876, 2896095, 3475314, 3861460, 4633752, 5212971, 5792190, 6950628, 7722920, 8688285, 10425942, 11584380, 13901256, 17376570, 20851884, 23168760, 26064855, 34753140, 41703768, 52129710, 69506280, 104259420, 208518840]

約数ペア:

[(1, 208518840), (2, 104259420), (3, 69506280), (4, 52129710), (5, 41703768), (6, 34753140), (8, 26064855), (9, 23168760), (10, 20851884), (12, 17376570), (15, 13901256), (18, 11584380), (20, 10425942), (24, 8688285), (27, 7722920), (30, 6950628), (36, 5792190), (40, 5212971), (45, 4633752), (54, 3861460), (60, 3475314), (72, 2896095), (90, 2316876), (108, 1930730), (120, 1737657), (135, 1544584), (180, 1158438), (216, 965365), (270, 772292), (360, 579219), (540, 386146), (1080, 193073)]