205962960

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{122597}}^1$

素因数の和:122620

約数の個数: 80

約数和(自身を含む): 729703296

約数和(自身を除く): 523740336

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 122597, 245194, 367791, 490388, 612985, 735582, 858179, 980776, 1225970, 1471164, 1716358, 1838955, 1961552, 2451940, 2574537, 2942328, 3432716, 3677910, 4290895, 4903880, 5149074, 5884656, 6865432, 7355820, 8581790, 9807760, 10298148, 12872685, 13730864, 14711640, 17163580, 20596296, 25745370, 29423280, 34327160, 41192592, 51490740, 68654320, 102981480, 205962960]

約数ペア:

[(1, 205962960), (2, 102981480), (3, 68654320), (4, 51490740), (5, 41192592), (6, 34327160), (7, 29423280), (8, 25745370), (10, 20596296), (12, 17163580), (14, 14711640), (15, 13730864), (16, 12872685), (20, 10298148), (21, 9807760), (24, 8581790), (28, 7355820), (30, 6865432), (35, 5884656), (40, 5149074), (42, 4903880), (48, 4290895), (56, 3677910), (60, 3432716), (70, 2942328), (80, 2574537), (84, 2451940), (105, 1961552), (112, 1838955), (120, 1716358), (140, 1471164), (168, 1225970), (210, 980776), (240, 858179), (280, 735582), (336, 612985), (420, 490388), (560, 367791), (840, 245194), (1680, 122597)]