81024720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2837}}^1$

素因数の和:2877

約数の個数: 160

約数和(自身を含む): 304051968

約数和(自身を除く): 223027248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 1020, 1190, 1360, 1428, 1680, 1785, 1904, 2040, 2380, 2837, 2856, 3570, 4080, 4760, 5674, 5712, 7140, 8511, 9520, 11348, 14185, 14280, 17022, 19859, 22696, 28370, 28560, 34044, 39718, 42555, 45392, 48229, 56740, 59577, 68088, 79436, 85110, 96458, 99295, 113480, 119154, 136176, 144687, 158872, 170220, 192916, 198590, 226960, 238308, 241145, 289374, 297885, 317744, 337603, 340440, 385832, 397180, 476616, 482290, 578748, 595770, 675206, 680880, 723435, 771664, 794360, 953232, 964580, 1012809, 1157496, 1191540, 1350412, 1446870, 1588720, 1688015, 1929160, 2025618, 2314992, 2383080, 2700824, 2893740, 3376030, 3858320, 4051236, 4766160, 5064045, 5401648, 5787480, 6752060, 8102472, 10128090, 11574960, 13504120, 16204944, 20256180, 27008240, 40512360, 81024720]

約数ペア:

[(1, 81024720), (2, 40512360), (3, 27008240), (4, 20256180), (5, 16204944), (6, 13504120), (7, 11574960), (8, 10128090), (10, 8102472), (12, 6752060), (14, 5787480), (15, 5401648), (16, 5064045), (17, 4766160), (20, 4051236), (21, 3858320), (24, 3376030), (28, 2893740), (30, 2700824), (34, 2383080), (35, 2314992), (40, 2025618), (42, 1929160), (48, 1688015), (51, 1588720), (56, 1446870), (60, 1350412), (68, 1191540), (70, 1157496), (80, 1012809), (84, 964580), (85, 953232), (102, 794360), (105, 771664), (112, 723435), (119, 680880), (120, 675206), (136, 595770), (140, 578748), (168, 482290), (170, 476616), (204, 397180), (210, 385832), (238, 340440), (240, 337603), (255, 317744), (272, 297885), (280, 289374), (336, 241145), (340, 238308), (357, 226960), (408, 198590), (420, 192916), (476, 170220), (510, 158872), (560, 144687), (595, 136176), (680, 119154), (714, 113480), (816, 99295), (840, 96458), (952, 85110), (1020, 79436), (1190, 68088), (1360, 59577), (1428, 56740), (1680, 48229), (1785, 45392), (1904, 42555), (2040, 39718), (2380, 34044), (2837, 28560), (2856, 28370), (3570, 22696), (4080, 19859), (4760, 17022), (5674, 14280), (5712, 14185), (7140, 11348), (8511, 9520)]