77806260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61751}}^1$

素因数の和:61773

約数の個数: 72

約数和(自身を含む): 269732736

約数和(自身を除く): 191926476

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 61751, 123502, 185253, 247004, 308755, 370506, 432257, 555759, 617510, 741012, 864514, 926265, 1111518, 1235020, 1296771, 1729028, 1852530, 2161285, 2223036, 2593542, 2778795, 3705060, 3890313, 4322570, 5187084, 5557590, 6483855, 7780626, 8645140, 11115180, 12967710, 15561252, 19451565, 25935420, 38903130, 77806260]

約数ペア:

[(1, 77806260), (2, 38903130), (3, 25935420), (4, 19451565), (5, 15561252), (6, 12967710), (7, 11115180), (9, 8645140), (10, 7780626), (12, 6483855), (14, 5557590), (15, 5187084), (18, 4322570), (20, 3890313), (21, 3705060), (28, 2778795), (30, 2593542), (35, 2223036), (36, 2161285), (42, 1852530), (45, 1729028), (60, 1296771), (63, 1235020), (70, 1111518), (84, 926265), (90, 864514), (105, 741012), (126, 617510), (140, 555759), (180, 432257), (210, 370506), (252, 308755), (315, 247004), (420, 185253), (630, 123502), (1260, 61751)]