278375955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 96

約数和(自身を含む): 537580800

約数和(自身を除く): 259204845

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 67, 143, 149, 165, 169, 195, 201, 335, 429, 447, 507, 715, 737, 745, 845, 871, 1005, 1639, 1859, 1937, 2145, 2211, 2235, 2535, 2613, 3685, 4355, 4917, 5577, 5811, 8195, 9295, 9581, 9685, 9983, 11055, 11323, 13065, 21307, 24585, 25181, 27885, 28743, 29055, 29949, 33969, 47905, 49915, 56615, 63921, 75543, 106535, 109813, 124553, 125905, 129779, 143715, 149745, 169845, 276991, 319605, 329439, 373659, 377715, 389337, 549065, 622765, 648895, 830973, 1384955, 1427569, 1647195, 1687127, 1868295, 1946685, 4154865, 4282707, 5061381, 7137845, 8435635, 18558397, 21413535, 25306905, 55675191, 92791985, 278375955]

約数ペア:

[(1, 278375955), (3, 92791985), (5, 55675191), (11, 25306905), (13, 21413535), (15, 18558397), (33, 8435635), (39, 7137845), (55, 5061381), (65, 4282707), (67, 4154865), (143, 1946685), (149, 1868295), (165, 1687127), (169, 1647195), (195, 1427569), (201, 1384955), (335, 830973), (429, 648895), (447, 622765), (507, 549065), (715, 389337), (737, 377715), (745, 373659), (845, 329439), (871, 319605), (1005, 276991), (1639, 169845), (1859, 149745), (1937, 143715), (2145, 129779), (2211, 125905), (2235, 124553), (2535, 109813), (2613, 106535), (3685, 75543), (4355, 63921), (4917, 56615), (5577, 49915), (5811, 47905), (8195, 33969), (9295, 29949), (9581, 29055), (9685, 28743), (9983, 27885), (11055, 25181), (11323, 24585), (13065, 21307)]