68980320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47903}}^1$

素因数の和:47924

約数の個数: 72

約数和(自身を含む): 235400256

約数和(自身を除く): 166419936

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 47903, 95806, 143709, 191612, 239515, 287418, 383224, 431127, 479030, 574836, 718545, 766448, 862254, 958060, 1149672, 1437090, 1532896, 1724508, 1916120, 2155635, 2299344, 2874180, 3449016, 3832240, 4311270, 4598688, 5748360, 6898032, 7664480, 8622540, 11496720, 13796064, 17245080, 22993440, 34490160, 68980320]

約数ペア:

[(1, 68980320), (2, 34490160), (3, 22993440), (4, 17245080), (5, 13796064), (6, 11496720), (8, 8622540), (9, 7664480), (10, 6898032), (12, 5748360), (15, 4598688), (16, 4311270), (18, 3832240), (20, 3449016), (24, 2874180), (30, 2299344), (32, 2155635), (36, 1916120), (40, 1724508), (45, 1532896), (48, 1437090), (60, 1149672), (72, 958060), (80, 862254), (90, 766448), (96, 718545), (120, 574836), (144, 479030), (160, 431127), (180, 383224), (240, 287418), (288, 239515), (360, 191612), (480, 143709), (720, 95806), (1440, 47903)]