1618727280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{48523}}^1$

素因数の和:48678

約数の個数: 80

約数和(自身を含む): 5054259840

約数和(自身を除く): 3435532560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 4170, 5560, 6672, 8340, 11120, 16680, 33360, 48523, 97046, 145569, 194092, 242615, 291138, 388184, 485230, 582276, 727845, 776368, 970460, 1164552, 1455690, 1940920, 2329104, 2911380, 3881840, 5822760, 6744697, 11645520, 13489394, 20234091, 26978788, 33723485, 40468182, 53957576, 67446970, 80936364, 101170455, 107915152, 134893940, 161872728, 202340910, 269787880, 323745456, 404681820, 539575760, 809363640, 1618727280]

約数ペア:

[(1, 1618727280), (2, 809363640), (3, 539575760), (4, 404681820), (5, 323745456), (6, 269787880), (8, 202340910), (10, 161872728), (12, 134893940), (15, 107915152), (16, 101170455), (20, 80936364), (24, 67446970), (30, 53957576), (40, 40468182), (48, 33723485), (60, 26978788), (80, 20234091), (120, 13489394), (139, 11645520), (240, 6744697), (278, 5822760), (417, 3881840), (556, 2911380), (695, 2329104), (834, 1940920), (1112, 1455690), (1390, 1164552), (1668, 970460), (2085, 776368), (2224, 727845), (2780, 582276), (3336, 485230), (4170, 388184), (5560, 291138), (6672, 242615), (8340, 194092), (11120, 145569), (16680, 97046), (33360, 48523)]