281145816

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{61981}}^1$

素因数の和:62006

約数の個数: 80

約数和(自身を含む): 899978640

約数和(自身を除く): 618832824

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 168, 189, 216, 252, 324, 378, 504, 567, 648, 756, 1134, 1512, 2268, 4536, 61981, 123962, 185943, 247924, 371886, 433867, 495848, 557829, 743772, 867734, 1115658, 1301601, 1487544, 1673487, 1735468, 2231316, 2603202, 3346974, 3470936, 3904803, 4462632, 5020461, 5206404, 6693948, 7809606, 10040922, 10412808, 11714409, 13387896, 15619212, 20081844, 23428818, 31238424, 35143227, 40163688, 46857636, 70286454, 93715272, 140572908, 281145816]

約数ペア:

[(1, 281145816), (2, 140572908), (3, 93715272), (4, 70286454), (6, 46857636), (7, 40163688), (8, 35143227), (9, 31238424), (12, 23428818), (14, 20081844), (18, 15619212), (21, 13387896), (24, 11714409), (27, 10412808), (28, 10040922), (36, 7809606), (42, 6693948), (54, 5206404), (56, 5020461), (63, 4462632), (72, 3904803), (81, 3470936), (84, 3346974), (108, 2603202), (126, 2231316), (162, 1735468), (168, 1673487), (189, 1487544), (216, 1301601), (252, 1115658), (324, 867734), (378, 743772), (504, 557829), (567, 495848), (648, 433867), (756, 371886), (1134, 247924), (1512, 185943), (2268, 123962), (4536, 61981)]