261450720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{60521}}^1$

素因数の和:60545

約数の個数: 96

約数和(自身を含む): 915092640

約数和(自身を除く): 653641920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 60521, 121042, 181563, 242084, 302605, 363126, 484168, 544689, 605210, 726252, 907815, 968336, 1089378, 1210420, 1452504, 1634067, 1815630, 1936672, 2178756, 2420840, 2723445, 2905008, 3268134, 3631260, 4357512, 4841680, 5446890, 5810016, 6536268, 7262520, 8170335, 8715024, 9683360, 10893780, 13072536, 14525040, 16340670, 17430048, 21787560, 26145072, 29050080, 32681340, 43575120, 52290144, 65362680, 87150240, 130725360, 261450720]

約数ペア:

[(1, 261450720), (2, 130725360), (3, 87150240), (4, 65362680), (5, 52290144), (6, 43575120), (8, 32681340), (9, 29050080), (10, 26145072), (12, 21787560), (15, 17430048), (16, 16340670), (18, 14525040), (20, 13072536), (24, 10893780), (27, 9683360), (30, 8715024), (32, 8170335), (36, 7262520), (40, 6536268), (45, 5810016), (48, 5446890), (54, 4841680), (60, 4357512), (72, 3631260), (80, 3268134), (90, 2905008), (96, 2723445), (108, 2420840), (120, 2178756), (135, 1936672), (144, 1815630), (160, 1634067), (180, 1452504), (216, 1210420), (240, 1089378), (270, 968336), (288, 907815), (360, 726252), (432, 605210), (480, 544689), (540, 484168), (720, 363126), (864, 302605), (1080, 242084), (1440, 181563), (2160, 121042), (4320, 60521)]