678227256

素因数分解:

$2^3\times 3^4\times 7^1\times {\mathrm{149521}}^1$

素因数の和:149546

約数の個数: 80

約数和(自身を含む): 2171059440

約数和(自身を除く): 1492832184

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, 149521, 299042, 448563, 598084, 897126, 1046647, 1196168, 1345689, 1794252, 2093294, 2691378, 3139941, 3588504, 4037067, 4186588, 5382756, 6279882, 8074134, 8373176, 9419823, 10765512, 12111201, 12559764, 16148268, 18839646, 24222402, 25119528, 28259469, 32296536, 37679292, 48444804, 56518938, 75358584, 84778407, 96889608, 113037876, 169556814, 226075752, 339113628, 678227256]

約数ペア:

[(1, 678227256), (2, 339113628), (3, 226075752), (4, 169556814), (6, 113037876), (7, 96889608), (8, 84778407), (9, 75358584), (12, 56518938), (14, 48444804), (18, 37679292), (21, 32296536), (24, 28259469), (27, 25119528), (28, 24222402), (36, 18839646), (42, 16148268), (54, 12559764), (56, 12111201), (63, 10765512), (72, 9419823), (81, 8373176), (84, 8074134), (108, 6279882), (126, 5382756), (162, 4186588), (168, 4037067), (189, 3588504), (216, 3139941), (252, 2691378), (324, 2093294), (378, 1794252), (504, 1345689), (567, 1196168), (648, 1046647), (756, 897126), (1134, 598084), (1512, 448563), (2268, 299042), (4536, 149521)]