77157240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{642977}}^1$

素因数の和:642991

約数の個数: 32

約数和(自身を含む): 231472080

約数和(自身を除く): 154314840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 642977, 1285954, 1928931, 2571908, 3214885, 3857862, 5143816, 6429770, 7715724, 9644655, 12859540, 15431448, 19289310, 25719080, 38578620, 77157240]

約数ペア:

[(1, 77157240), (2, 38578620), (3, 25719080), (4, 19289310), (5, 15431448), (6, 12859540), (8, 9644655), (10, 7715724), (12, 6429770), (15, 5143816), (20, 3857862), (24, 3214885), (30, 2571908), (40, 1928931), (60, 1285954), (120, 642977)]