42168840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2953}}^1$

素因数の和:2991

約数の個数: 128

約数和(自身を含む): 153135360

約数和(自身を除く): 110966520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 2953, 3570, 4760, 5906, 7140, 8859, 11812, 14280, 14765, 17718, 20671, 23624, 29530, 35436, 41342, 44295, 50201, 59060, 62013, 70872, 82684, 88590, 100402, 103355, 118120, 124026, 150603, 165368, 177180, 200804, 206710, 248052, 251005, 301206, 310065, 351407, 354360, 401608, 413420, 496104, 502010, 602412, 620130, 702814, 753015, 826840, 1004020, 1054221, 1204824, 1240260, 1405628, 1506030, 1757035, 2008040, 2108442, 2480520, 2811256, 3012060, 3514070, 4216884, 5271105, 6024120, 7028140, 8433768, 10542210, 14056280, 21084420, 42168840]

約数ペア:

[(1, 42168840), (2, 21084420), (3, 14056280), (4, 10542210), (5, 8433768), (6, 7028140), (7, 6024120), (8, 5271105), (10, 4216884), (12, 3514070), (14, 3012060), (15, 2811256), (17, 2480520), (20, 2108442), (21, 2008040), (24, 1757035), (28, 1506030), (30, 1405628), (34, 1240260), (35, 1204824), (40, 1054221), (42, 1004020), (51, 826840), (56, 753015), (60, 702814), (68, 620130), (70, 602412), (84, 502010), (85, 496104), (102, 413420), (105, 401608), (119, 354360), (120, 351407), (136, 310065), (140, 301206), (168, 251005), (170, 248052), (204, 206710), (210, 200804), (238, 177180), (255, 165368), (280, 150603), (340, 124026), (357, 118120), (408, 103355), (420, 100402), (476, 88590), (510, 82684), (595, 70872), (680, 62013), (714, 59060), (840, 50201), (952, 44295), (1020, 41342), (1190, 35436), (1428, 29530), (1785, 23624), (2040, 20671), (2380, 17718), (2856, 14765), (2953, 14280), (3570, 11812), (4760, 8859), (5906, 7140)]