18906480

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{8753}}^1$

素因数の和:8775

約数の個数: 80

約数和(自身を含む): 65129760

約数和(自身を除く): 46223280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 8753, 17506, 26259, 35012, 43765, 52518, 70024, 78777, 87530, 105036, 131295, 140048, 157554, 175060, 210072, 236331, 262590, 315108, 350120, 393885, 420144, 472662, 525180, 630216, 700240, 787770, 945324, 1050360, 1181655, 1260432, 1575540, 1890648, 2100720, 2363310, 3151080, 3781296, 4726620, 6302160, 9453240, 18906480]

約数ペア:

[(1, 18906480), (2, 9453240), (3, 6302160), (4, 4726620), (5, 3781296), (6, 3151080), (8, 2363310), (9, 2100720), (10, 1890648), (12, 1575540), (15, 1260432), (16, 1181655), (18, 1050360), (20, 945324), (24, 787770), (27, 700240), (30, 630216), (36, 525180), (40, 472662), (45, 420144), (48, 393885), (54, 350120), (60, 315108), (72, 262590), (80, 236331), (90, 210072), (108, 175060), (120, 157554), (135, 140048), (144, 131295), (180, 105036), (216, 87530), (240, 78777), (270, 70024), (360, 52518), (432, 43765), (540, 35012), (720, 26259), (1080, 17506), (2160, 8753)]