77880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1$

素因数の和:84

約数の個数: 64

約数和(自身を含む): 259200

約数和(自身を除く): 181320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 59, 60, 66, 88, 110, 118, 120, 132, 165, 177, 220, 236, 264, 295, 330, 354, 440, 472, 590, 649, 660, 708, 885, 1180, 1298, 1320, 1416, 1770, 1947, 2360, 2596, 3245, 3540, 3894, 5192, 6490, 7080, 7788, 9735, 12980, 15576, 19470, 25960, 38940, 77880]

約数ペア:

[(1, 77880), (2, 38940), (3, 25960), (4, 19470), (5, 15576), (6, 12980), (8, 9735), (10, 7788), (11, 7080), (12, 6490), (15, 5192), (20, 3894), (22, 3540), (24, 3245), (30, 2596), (33, 2360), (40, 1947), (44, 1770), (55, 1416), (59, 1320), (60, 1298), (66, 1180), (88, 885), (110, 708), (118, 660), (120, 649), (132, 590), (165, 472), (177, 440), (220, 354), (236, 330), (264, 295)]