2778570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 64

約数和(自身を含む): 7620480

約数和(自身を除く): 4841910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 45, 54, 82, 90, 123, 135, 205, 246, 251, 270, 369, 410, 502, 615, 738, 753, 1107, 1230, 1255, 1506, 1845, 2214, 2259, 2510, 3690, 3765, 4518, 5535, 6777, 7530, 10291, 11070, 11295, 13554, 20582, 22590, 30873, 33885, 51455, 61746, 67770, 92619, 102910, 154365, 185238, 277857, 308730, 463095, 555714, 926190, 1389285, 2778570]

約数ペア:

[(1, 2778570), (2, 1389285), (3, 926190), (5, 555714), (6, 463095), (9, 308730), (10, 277857), (15, 185238), (18, 154365), (27, 102910), (30, 92619), (41, 67770), (45, 61746), (54, 51455), (82, 33885), (90, 30873), (123, 22590), (135, 20582), (205, 13554), (246, 11295), (251, 11070), (270, 10291), (369, 7530), (410, 6777), (502, 5535), (615, 4518), (738, 3765), (753, 3690), (1107, 2510), (1230, 2259), (1255, 2214), (1506, 1845)]