201318720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{209707}}^1$

素因数の和:209727

約数の個数: 56

約数和(自身を含む): 639189984

約数和(自身を除く): 437871264

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, 160, 192, 240, 320, 480, 960, 209707, 419414, 629121, 838828, 1048535, 1258242, 1677656, 2097070, 2516484, 3145605, 3355312, 4194140, 5032968, 6291210, 6710624, 8388280, 10065936, 12582420, 13421248, 16776560, 20131872, 25164840, 33553120, 40263744, 50329680, 67106240, 100659360, 201318720]

約数ペア:

[(1, 201318720), (2, 100659360), (3, 67106240), (4, 50329680), (5, 40263744), (6, 33553120), (8, 25164840), (10, 20131872), (12, 16776560), (15, 13421248), (16, 12582420), (20, 10065936), (24, 8388280), (30, 6710624), (32, 6291210), (40, 5032968), (48, 4194140), (60, 3355312), (64, 3145605), (80, 2516484), (96, 2097070), (120, 1677656), (160, 1258242), (192, 1048535), (240, 838828), (320, 629121), (480, 419414), (960, 209707)]