421867440

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{21701}}^1$

素因数の和:21729

約数の個数: 120

約数和(自身を含む): 1469312208

約数和(自身を除く): 1047444768

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 810, 972, 1080, 1215, 1296, 1620, 1944, 2160, 2430, 3240, 3888, 4860, 6480, 9720, 19440, 21701, 43402, 65103, 86804, 108505, 130206, 173608, 195309, 217010, 260412, 325515, 347216, 390618, 434020, 520824, 585927, 651030, 781236, 868040, 976545, 1041648, 1171854, 1302060, 1562472, 1736080, 1757781, 1953090, 2343708, 2604120, 2929635, 3124944, 3515562, 3906180, 4687416, 5208240, 5273343, 5859270, 7031124, 7812360, 8788905, 9374832, 10546686, 11718540, 14062248, 15624720, 17577810, 21093372, 23437080, 26366715, 28124496, 35155620, 42186744, 46874160, 52733430, 70311240, 84373488, 105466860, 140622480, 210933720, 421867440]

約数ペア:

[(1, 421867440), (2, 210933720), (3, 140622480), (4, 105466860), (5, 84373488), (6, 70311240), (8, 52733430), (9, 46874160), (10, 42186744), (12, 35155620), (15, 28124496), (16, 26366715), (18, 23437080), (20, 21093372), (24, 17577810), (27, 15624720), (30, 14062248), (36, 11718540), (40, 10546686), (45, 9374832), (48, 8788905), (54, 7812360), (60, 7031124), (72, 5859270), (80, 5273343), (81, 5208240), (90, 4687416), (108, 3906180), (120, 3515562), (135, 3124944), (144, 2929635), (162, 2604120), (180, 2343708), (216, 1953090), (240, 1757781), (243, 1736080), (270, 1562472), (324, 1302060), (360, 1171854), (405, 1041648), (432, 976545), (486, 868040), (540, 781236), (648, 651030), (720, 585927), (810, 520824), (972, 434020), (1080, 390618), (1215, 347216), (1296, 325515), (1620, 260412), (1944, 217010), (2160, 195309), (2430, 173608), (3240, 130206), (3888, 108505), (4860, 86804), (6480, 65103), (9720, 43402), (19440, 21701)]