245243628

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{19861}}^1$

素因数の和:19892

約数の個数: 72

約数和(自身を含む): 722976800

約数和(自身を除く): 477733172

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 343, 441, 588, 686, 882, 1029, 1372, 1764, 2058, 3087, 4116, 6174, 12348, 19861, 39722, 59583, 79444, 119166, 139027, 178749, 238332, 278054, 357498, 417081, 556108, 714996, 834162, 973189, 1251243, 1668324, 1946378, 2502486, 2919567, 3892756, 5004972, 5839134, 6812323, 8758701, 11678268, 13624646, 17517402, 20436969, 27249292, 35034804, 40873938, 61310907, 81747876, 122621814, 245243628]

約数ペア:

[(1, 245243628), (2, 122621814), (3, 81747876), (4, 61310907), (6, 40873938), (7, 35034804), (9, 27249292), (12, 20436969), (14, 17517402), (18, 13624646), (21, 11678268), (28, 8758701), (36, 6812323), (42, 5839134), (49, 5004972), (63, 3892756), (84, 2919567), (98, 2502486), (126, 1946378), (147, 1668324), (196, 1251243), (252, 973189), (294, 834162), (343, 714996), (441, 556108), (588, 417081), (686, 357498), (882, 278054), (1029, 238332), (1372, 178749), (1764, 139027), (2058, 119166), (3087, 79444), (4116, 59583), (6174, 39722), (12348, 19861)]