319793964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{449}}^1$

素因数の和:663

約数の個数: 96

約数和(自身を含む): 874944000

約数和(自身を除く): 555150036

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 61, 84, 122, 139, 183, 244, 278, 366, 417, 427, 449, 556, 732, 834, 854, 898, 973, 1281, 1347, 1668, 1708, 1796, 1946, 2562, 2694, 2919, 3143, 3892, 5124, 5388, 5838, 6286, 8479, 9429, 11676, 12572, 16958, 18858, 25437, 27389, 33916, 37716, 50874, 54778, 59353, 62411, 82167, 101748, 109556, 118706, 124822, 164334, 178059, 187233, 191723, 237412, 249644, 328668, 356118, 374466, 383446, 436877, 575169, 712236, 748932, 766892, 873754, 1150338, 1310631, 1747508, 2300676, 2621262, 3807071, 5242524, 7614142, 11421213, 15228284, 22842426, 26649497, 45684852, 53298994, 79948491, 106597988, 159896982, 319793964]

約数ペア:

[(1, 319793964), (2, 159896982), (3, 106597988), (4, 79948491), (6, 53298994), (7, 45684852), (12, 26649497), (14, 22842426), (21, 15228284), (28, 11421213), (42, 7614142), (61, 5242524), (84, 3807071), (122, 2621262), (139, 2300676), (183, 1747508), (244, 1310631), (278, 1150338), (366, 873754), (417, 766892), (427, 748932), (449, 712236), (556, 575169), (732, 436877), (834, 383446), (854, 374466), (898, 356118), (973, 328668), (1281, 249644), (1347, 237412), (1668, 191723), (1708, 187233), (1796, 178059), (1946, 164334), (2562, 124822), (2694, 118706), (2919, 109556), (3143, 101748), (3892, 82167), (5124, 62411), (5388, 59353), (5838, 54778), (6286, 50874), (8479, 37716), (9429, 33916), (11676, 27389), (12572, 25437), (16958, 18858)]