221096880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{307079}}^1$

素因数の和:307098

約数の個数: 60

約数和(自身を含む): 742519440

約数和(自身を除く): 521422560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 307079, 614158, 921237, 1228316, 1535395, 1842474, 2456632, 2763711, 3070790, 3684948, 4606185, 4913264, 5527422, 6141580, 7369896, 9212370, 11054844, 12283160, 13818555, 14739792, 18424740, 22109688, 24566320, 27637110, 36849480, 44219376, 55274220, 73698960, 110548440, 221096880]

約数ペア:

[(1, 221096880), (2, 110548440), (3, 73698960), (4, 55274220), (5, 44219376), (6, 36849480), (8, 27637110), (9, 24566320), (10, 22109688), (12, 18424740), (15, 14739792), (16, 13818555), (18, 12283160), (20, 11054844), (24, 9212370), (30, 7369896), (36, 6141580), (40, 5527422), (45, 4913264), (48, 4606185), (60, 3684948), (72, 3070790), (80, 2763711), (90, 2456632), (120, 1842474), (144, 1535395), (180, 1228316), (240, 921237), (360, 614158), (720, 307079)]