140280720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{457}}^1\times {\mathrm{1279}}^1$

素因数の和:1752

約数の個数: 80

約数和(自身を含む): 436162560

約数和(自身を除く): 295881840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 457, 914, 1279, 1371, 1828, 2285, 2558, 2742, 3656, 3837, 4570, 5116, 5484, 6395, 6855, 7312, 7674, 9140, 10232, 10968, 12790, 13710, 15348, 18280, 19185, 20464, 21936, 25580, 27420, 30696, 36560, 38370, 51160, 54840, 61392, 76740, 102320, 109680, 153480, 306960, 584503, 1169006, 1753509, 2338012, 2922515, 3507018, 4676024, 5845030, 7014036, 8767545, 9352048, 11690060, 14028072, 17535090, 23380120, 28056144, 35070180, 46760240, 70140360, 140280720]

約数ペア:

[(1, 140280720), (2, 70140360), (3, 46760240), (4, 35070180), (5, 28056144), (6, 23380120), (8, 17535090), (10, 14028072), (12, 11690060), (15, 9352048), (16, 8767545), (20, 7014036), (24, 5845030), (30, 4676024), (40, 3507018), (48, 2922515), (60, 2338012), (80, 1753509), (120, 1169006), (240, 584503), (457, 306960), (914, 153480), (1279, 109680), (1371, 102320), (1828, 76740), (2285, 61392), (2558, 54840), (2742, 51160), (3656, 38370), (3837, 36560), (4570, 30696), (5116, 27420), (5484, 25580), (6395, 21936), (6855, 20464), (7312, 19185), (7674, 18280), (9140, 15348), (10232, 13710), (10968, 12790)]