71553680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4783}}^1$

素因数の和:4824

約数の個数: 80

約数和(自身を含む): 192201984

約数和(自身を除く): 120648304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 4783, 7480, 9566, 14960, 19132, 23915, 38264, 47830, 52613, 76528, 81311, 95660, 105226, 162622, 191320, 210452, 263065, 325244, 382640, 406555, 420904, 526130, 650488, 813110, 841808, 894421, 1052260, 1300976, 1626220, 1788842, 2104520, 3252440, 3577684, 4209040, 4472105, 6504880, 7155368, 8944210, 14310736, 17888420, 35776840, 71553680]

約数ペア:

[(1, 71553680), (2, 35776840), (4, 17888420), (5, 14310736), (8, 8944210), (10, 7155368), (11, 6504880), (16, 4472105), (17, 4209040), (20, 3577684), (22, 3252440), (34, 2104520), (40, 1788842), (44, 1626220), (55, 1300976), (68, 1052260), (80, 894421), (85, 841808), (88, 813110), (110, 650488), (136, 526130), (170, 420904), (176, 406555), (187, 382640), (220, 325244), (272, 263065), (340, 210452), (374, 191320), (440, 162622), (680, 105226), (748, 95660), (880, 81311), (935, 76528), (1360, 52613), (1496, 47830), (1870, 38264), (2992, 23915), (3740, 19132), (4783, 14960), (7480, 9566)]