128781480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{751}}^1\times {\mathrm{1429}}^1$

素因数の和:2194

約数の個数: 64

約数和(自身を含む): 387129600

約数和(自身を除く): 258348120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 751, 1429, 1502, 2253, 2858, 3004, 3755, 4287, 4506, 5716, 6008, 7145, 7510, 8574, 9012, 11265, 11432, 14290, 15020, 17148, 18024, 21435, 22530, 28580, 30040, 34296, 42870, 45060, 57160, 85740, 90120, 171480, 1073179, 2146358, 3219537, 4292716, 5365895, 6439074, 8585432, 10731790, 12878148, 16097685, 21463580, 25756296, 32195370, 42927160, 64390740, 128781480]

約数ペア:

[(1, 128781480), (2, 64390740), (3, 42927160), (4, 32195370), (5, 25756296), (6, 21463580), (8, 16097685), (10, 12878148), (12, 10731790), (15, 8585432), (20, 6439074), (24, 5365895), (30, 4292716), (40, 3219537), (60, 2146358), (120, 1073179), (751, 171480), (1429, 90120), (1502, 85740), (2253, 57160), (2858, 45060), (3004, 42870), (3755, 34296), (4287, 30040), (4506, 28580), (5716, 22530), (6008, 21435), (7145, 18024), (7510, 17148), (8574, 15020), (9012, 14290), (11265, 11432)]