649751280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2707297}}^1$

素因数の和:2707313

約数の個数: 40

約数和(自身を含む): 2014229712

約数和(自身を除く): 1364478432

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2707297, 5414594, 8121891, 10829188, 13536485, 16243782, 21658376, 27072970, 32487564, 40609455, 43316752, 54145940, 64975128, 81218910, 108291880, 129950256, 162437820, 216583760, 324875640, 649751280]

約数ペア:

[(1, 649751280), (2, 324875640), (3, 216583760), (4, 162437820), (5, 129950256), (6, 108291880), (8, 81218910), (10, 64975128), (12, 54145940), (15, 43316752), (16, 40609455), (20, 32487564), (24, 27072970), (30, 21658376), (40, 16243782), (48, 13536485), (60, 10829188), (80, 8121891), (120, 5414594), (240, 2707297)]