309505920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{161201}}^1$

素因数の和:161223

約数の個数: 64

約数和(自身を含む): 986556240

約数和(自身を除く): 677050320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 161201, 322402, 483603, 644804, 806005, 967206, 1289608, 1612010, 1934412, 2418015, 2579216, 3224020, 3868824, 4836030, 5158432, 6448040, 7737648, 9672060, 10316864, 12896080, 15475296, 19344120, 20633728, 25792160, 30950592, 38688240, 51584320, 61901184, 77376480, 103168640, 154752960, 309505920]

約数ペア:

[(1, 309505920), (2, 154752960), (3, 103168640), (4, 77376480), (5, 61901184), (6, 51584320), (8, 38688240), (10, 30950592), (12, 25792160), (15, 20633728), (16, 19344120), (20, 15475296), (24, 12896080), (30, 10316864), (32, 9672060), (40, 7737648), (48, 6448040), (60, 5158432), (64, 4836030), (80, 3868824), (96, 3224020), (120, 2579216), (128, 2418015), (160, 1934412), (192, 1612010), (240, 1289608), (320, 967206), (384, 806005), (480, 644804), (640, 483603), (960, 322402), (1920, 161201)]