197513640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{60961}}^1$

素因数の和:60984

約数の個数: 80

約数和(自身を含む): 663876180

約数和(自身を除く): 466362540

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, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 60961, 121922, 182883, 243844, 304805, 365766, 487688, 548649, 609610, 731532, 914415, 1097298, 1219220, 1463064, 1645947, 1828830, 2194596, 2438440, 2743245, 3291894, 3657660, 4389192, 4937841, 5486490, 6583788, 7315320, 8229735, 9875682, 10972980, 13167576, 16459470, 19751364, 21945960, 24689205, 32918940, 39502728, 49378410, 65837880, 98756820, 197513640]

約数ペア:

[(1, 197513640), (2, 98756820), (3, 65837880), (4, 49378410), (5, 39502728), (6, 32918940), (8, 24689205), (9, 21945960), (10, 19751364), (12, 16459470), (15, 13167576), (18, 10972980), (20, 9875682), (24, 8229735), (27, 7315320), (30, 6583788), (36, 5486490), (40, 4937841), (45, 4389192), (54, 3657660), (60, 3291894), (72, 2743245), (81, 2438440), (90, 2194596), (108, 1828830), (120, 1645947), (135, 1463064), (162, 1219220), (180, 1097298), (216, 914415), (270, 731532), (324, 609610), (360, 548649), (405, 487688), (540, 365766), (648, 304805), (810, 243844), (1080, 182883), (1620, 121922), (3240, 60961)]