128660256

素因数分解:

$2^5\times 3^2\times {\mathrm{53}}^1\times {\mathrm{8429}}^1$

素因数の和:8498

約数の個数: 72

約数和(自身を含む): 372825180

約数和(自身を除く): 244164924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 53, 72, 96, 106, 144, 159, 212, 288, 318, 424, 477, 636, 848, 954, 1272, 1696, 1908, 2544, 3816, 5088, 7632, 8429, 15264, 16858, 25287, 33716, 50574, 67432, 75861, 101148, 134864, 151722, 202296, 269728, 303444, 404592, 446737, 606888, 809184, 893474, 1213776, 1340211, 1786948, 2427552, 2680422, 3573896, 4020633, 5360844, 7147792, 8041266, 10721688, 14295584, 16082532, 21443376, 32165064, 42886752, 64330128, 128660256]

約数ペア:

[(1, 128660256), (2, 64330128), (3, 42886752), (4, 32165064), (6, 21443376), (8, 16082532), (9, 14295584), (12, 10721688), (16, 8041266), (18, 7147792), (24, 5360844), (32, 4020633), (36, 3573896), (48, 2680422), (53, 2427552), (72, 1786948), (96, 1340211), (106, 1213776), (144, 893474), (159, 809184), (212, 606888), (288, 446737), (318, 404592), (424, 303444), (477, 269728), (636, 202296), (848, 151722), (954, 134864), (1272, 101148), (1696, 75861), (1908, 67432), (2544, 50574), (3816, 33716), (5088, 25287), (7632, 16858), (8429, 15264)]