139675440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{581981}}^1$

素因数の和:581997

約数の個数: 40

約数和(自身を含む): 432994608

約数和(自身を除く): 293319168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 581981, 1163962, 1745943, 2327924, 2909905, 3491886, 4655848, 5819810, 6983772, 8729715, 9311696, 11639620, 13967544, 17459430, 23279240, 27935088, 34918860, 46558480, 69837720, 139675440]

約数ペア:

[(1, 139675440), (2, 69837720), (3, 46558480), (4, 34918860), (5, 27935088), (6, 23279240), (8, 17459430), (10, 13967544), (12, 11639620), (15, 9311696), (16, 8729715), (20, 6983772), (24, 5819810), (30, 4655848), (40, 3491886), (48, 2909905), (60, 2327924), (80, 1745943), (120, 1163962), (240, 581981)]