74777760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{51929}}^1$

素因数の和:51950

約数の個数: 72

約数和(自身を含む): 255184020

約数和(自身を除く): 180406260

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 51929, 103858, 155787, 207716, 259645, 311574, 415432, 467361, 519290, 623148, 778935, 830864, 934722, 1038580, 1246296, 1557870, 1661728, 1869444, 2077160, 2336805, 2492592, 3115740, 3738888, 4154320, 4673610, 4985184, 6231480, 7477776, 8308640, 9347220, 12462960, 14955552, 18694440, 24925920, 37388880, 74777760]

約数ペア:

[(1, 74777760), (2, 37388880), (3, 24925920), (4, 18694440), (5, 14955552), (6, 12462960), (8, 9347220), (9, 8308640), (10, 7477776), (12, 6231480), (15, 4985184), (16, 4673610), (18, 4154320), (20, 3738888), (24, 3115740), (30, 2492592), (32, 2336805), (36, 2077160), (40, 1869444), (45, 1661728), (48, 1557870), (60, 1246296), (72, 1038580), (80, 934722), (90, 830864), (96, 778935), (120, 623148), (144, 519290), (160, 467361), (180, 415432), (240, 311574), (288, 259645), (360, 207716), (480, 155787), (720, 103858), (1440, 51929)]