77271780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{7901}}^1$

素因数の和:8076

約数の個数: 48

約数和(自身を含む): 217715904

約数和(自身を除く): 140444124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 7901, 9780, 15802, 23703, 31604, 39505, 47406, 79010, 94812, 118515, 158020, 237030, 474060, 1287863, 2575726, 3863589, 5151452, 6439315, 7727178, 12878630, 15454356, 19317945, 25757260, 38635890, 77271780]

約数ペア:

[(1, 77271780), (2, 38635890), (3, 25757260), (4, 19317945), (5, 15454356), (6, 12878630), (10, 7727178), (12, 6439315), (15, 5151452), (20, 3863589), (30, 2575726), (60, 1287863), (163, 474060), (326, 237030), (489, 158020), (652, 118515), (815, 94812), (978, 79010), (1630, 47406), (1956, 39505), (2445, 31604), (3260, 23703), (4890, 15802), (7901, 9780)]