80771880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{96157}}^1$

素因数の和:96178

約数の個数: 64

約数和(自身を含む): 276935040

約数和(自身を除く): 196163160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 96157, 192314, 288471, 384628, 480785, 576942, 673099, 769256, 961570, 1153884, 1346198, 1442355, 1923140, 2019297, 2307768, 2692396, 2884710, 3365495, 3846280, 4038594, 5384792, 5769420, 6730990, 8077188, 10096485, 11538840, 13461980, 16154376, 20192970, 26923960, 40385940, 80771880]

約数ペア:

[(1, 80771880), (2, 40385940), (3, 26923960), (4, 20192970), (5, 16154376), (6, 13461980), (7, 11538840), (8, 10096485), (10, 8077188), (12, 6730990), (14, 5769420), (15, 5384792), (20, 4038594), (21, 3846280), (24, 3365495), (28, 2884710), (30, 2692396), (35, 2307768), (40, 2019297), (42, 1923140), (56, 1442355), (60, 1346198), (70, 1153884), (84, 961570), (105, 769256), (120, 673099), (140, 576942), (168, 480785), (210, 384628), (280, 288471), (420, 192314), (840, 96157)]