1287157920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{2681579}}^1$

素因数の和:2681597

約数の個数: 48

約数和(自身を含む): 4054548960

約数和(自身を除く): 2767391040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 2681579, 5363158, 8044737, 10726316, 13407895, 16089474, 21452632, 26815790, 32178948, 40223685, 42905264, 53631580, 64357896, 80447370, 85810528, 107263160, 128715792, 160894740, 214526320, 257431584, 321789480, 429052640, 643578960, 1287157920]

約数ペア:

[(1, 1287157920), (2, 643578960), (3, 429052640), (4, 321789480), (5, 257431584), (6, 214526320), (8, 160894740), (10, 128715792), (12, 107263160), (15, 85810528), (16, 80447370), (20, 64357896), (24, 53631580), (30, 42905264), (32, 40223685), (40, 32178948), (48, 26815790), (60, 21452632), (80, 16089474), (96, 13407895), (120, 10726316), (160, 8044737), (240, 5363158), (480, 2681579)]