71015120

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 160

約数和(自身を含む): 196701696

約数和(自身を除く): 125686576

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 47, 55, 68, 80, 85, 88, 94, 101, 110, 136, 170, 176, 187, 188, 202, 220, 235, 272, 340, 374, 376, 404, 440, 470, 505, 517, 680, 748, 752, 799, 808, 880, 935, 940, 1010, 1034, 1111, 1360, 1496, 1598, 1616, 1717, 1870, 1880, 2020, 2068, 2222, 2585, 2992, 3196, 3434, 3740, 3760, 3995, 4040, 4136, 4444, 4747, 5170, 5555, 6392, 6868, 7480, 7990, 8080, 8272, 8585, 8789, 8888, 9494, 10340, 11110, 12784, 13736, 14960, 15980, 17170, 17578, 17776, 18887, 18988, 20680, 22220, 23735, 27472, 31960, 34340, 35156, 37774, 37976, 41360, 43945, 44440, 47470, 52217, 63920, 68680, 70312, 75548, 75952, 80699, 87890, 88880, 94435, 94940, 104434, 137360, 140624, 151096, 161398, 175780, 188870, 189880, 208868, 261085, 302192, 322796, 351560, 377740, 379760, 403495, 417736, 522170, 645592, 703120, 755480, 806990, 835472, 887689, 1044340, 1291184, 1510960, 1613980, 1775378, 2088680, 3227960, 3550756, 4177360, 4438445, 6455920, 7101512, 8876890, 14203024, 17753780, 35507560, 71015120]

約数ペア:

[(1, 71015120), (2, 35507560), (4, 17753780), (5, 14203024), (8, 8876890), (10, 7101512), (11, 6455920), (16, 4438445), (17, 4177360), (20, 3550756), (22, 3227960), (34, 2088680), (40, 1775378), (44, 1613980), (47, 1510960), (55, 1291184), (68, 1044340), (80, 887689), (85, 835472), (88, 806990), (94, 755480), (101, 703120), (110, 645592), (136, 522170), (170, 417736), (176, 403495), (187, 379760), (188, 377740), (202, 351560), (220, 322796), (235, 302192), (272, 261085), (340, 208868), (374, 189880), (376, 188870), (404, 175780), (440, 161398), (470, 151096), (505, 140624), (517, 137360), (680, 104434), (748, 94940), (752, 94435), (799, 88880), (808, 87890), (880, 80699), (935, 75952), (940, 75548), (1010, 70312), (1034, 68680), (1111, 63920), (1360, 52217), (1496, 47470), (1598, 44440), (1616, 43945), (1717, 41360), (1870, 37976), (1880, 37774), (2020, 35156), (2068, 34340), (2222, 31960), (2585, 27472), (2992, 23735), (3196, 22220), (3434, 20680), (3740, 18988), (3760, 18887), (3995, 17776), (4040, 17578), (4136, 17170), (4444, 15980), (4747, 14960), (5170, 13736), (5555, 12784), (6392, 11110), (6868, 10340), (7480, 9494), (7990, 8888), (8080, 8789), (8272, 8585)]