64280664

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{127541}}^1$

素因数の和:127560

約数の個数: 48

約数和(自身を含む): 198965520

約数和(自身を除く): 134684856

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 127541, 255082, 382623, 510164, 765246, 892787, 1020328, 1147869, 1530492, 1785574, 2295738, 2678361, 3060984, 3571148, 4591476, 5356722, 7142296, 8035083, 9182952, 10713444, 16070166, 21426888, 32140332, 64280664]

約数ペア:

[(1, 64280664), (2, 32140332), (3, 21426888), (4, 16070166), (6, 10713444), (7, 9182952), (8, 8035083), (9, 7142296), (12, 5356722), (14, 4591476), (18, 3571148), (21, 3060984), (24, 2678361), (28, 2295738), (36, 1785574), (42, 1530492), (56, 1147869), (63, 1020328), (72, 892787), (84, 765246), (126, 510164), (168, 382623), (252, 255082), (504, 127541)]