139427280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{193649}}^1$

素因数の和:193668

約数の個数: 60

約数和(自身を含む): 468245700

約数和(自身を除く): 328818420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 193649, 387298, 580947, 774596, 968245, 1161894, 1549192, 1742841, 1936490, 2323788, 2904735, 3098384, 3485682, 3872980, 4647576, 5809470, 6971364, 7745960, 8714205, 9295152, 11618940, 13942728, 15491920, 17428410, 23237880, 27885456, 34856820, 46475760, 69713640, 139427280]

約数ペア:

[(1, 139427280), (2, 69713640), (3, 46475760), (4, 34856820), (5, 27885456), (6, 23237880), (8, 17428410), (9, 15491920), (10, 13942728), (12, 11618940), (15, 9295152), (16, 8714205), (18, 7745960), (20, 6971364), (24, 5809470), (30, 4647576), (36, 3872980), (40, 3485682), (45, 3098384), (48, 2904735), (60, 2323788), (72, 1936490), (80, 1742841), (90, 1549192), (120, 1161894), (144, 968245), (180, 774596), (240, 580947), (360, 387298), (720, 193649)]