378781680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1578257}}^1$

素因数の和:1578273

約数の個数: 40

約数和(自身を含む): 1174223952

約数和(自身を除く): 795442272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1578257, 3156514, 4734771, 6313028, 7891285, 9469542, 12626056, 15782570, 18939084, 23673855, 25252112, 31565140, 37878168, 47347710, 63130280, 75756336, 94695420, 126260560, 189390840, 378781680]

約数ペア:

[(1, 378781680), (2, 189390840), (3, 126260560), (4, 94695420), (5, 75756336), (6, 63130280), (8, 47347710), (10, 37878168), (12, 31565140), (15, 25252112), (16, 23673855), (20, 18939084), (24, 15782570), (30, 12626056), (40, 9469542), (48, 7891285), (60, 6313028), (80, 4734771), (120, 3156514), (240, 1578257)]