204923180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12097}}^1$

素因数の和:12135

約数の個数: 72

約数和(自身を含む): 540635424

約数和(自身を除く): 335712244

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 121, 140, 154, 220, 242, 308, 385, 484, 605, 770, 847, 1210, 1540, 1694, 2420, 3388, 4235, 8470, 12097, 16940, 24194, 48388, 60485, 84679, 120970, 133067, 169358, 241940, 266134, 338716, 423395, 532268, 665335, 846790, 931469, 1330670, 1463737, 1693580, 1862938, 2661340, 2927474, 3725876, 4657345, 5854948, 7318685, 9314690, 10246159, 14637370, 18629380, 20492318, 29274740, 40984636, 51230795, 102461590, 204923180]

約数ペア:

[(1, 204923180), (2, 102461590), (4, 51230795), (5, 40984636), (7, 29274740), (10, 20492318), (11, 18629380), (14, 14637370), (20, 10246159), (22, 9314690), (28, 7318685), (35, 5854948), (44, 4657345), (55, 3725876), (70, 2927474), (77, 2661340), (110, 1862938), (121, 1693580), (140, 1463737), (154, 1330670), (220, 931469), (242, 846790), (308, 665335), (385, 532268), (484, 423395), (605, 338716), (770, 266134), (847, 241940), (1210, 169358), (1540, 133067), (1694, 120970), (2420, 84679), (3388, 60485), (4235, 48388), (8470, 24194), (12097, 16940)]