164560

素因数分解:

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

素因数の和:52

約数の個数: 60

約数和(自身を含む): 445284

約数和(自身を除く): 280724

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 121, 136, 170, 176, 187, 220, 242, 272, 340, 374, 440, 484, 605, 680, 748, 880, 935, 968, 1210, 1360, 1496, 1870, 1936, 2057, 2420, 2992, 3740, 4114, 4840, 7480, 8228, 9680, 10285, 14960, 16456, 20570, 32912, 41140, 82280, 164560]

約数ペア:

[(1, 164560), (2, 82280), (4, 41140), (5, 32912), (8, 20570), (10, 16456), (11, 14960), (16, 10285), (17, 9680), (20, 8228), (22, 7480), (34, 4840), (40, 4114), (44, 3740), (55, 2992), (68, 2420), (80, 2057), (85, 1936), (88, 1870), (110, 1496), (121, 1360), (136, 1210), (170, 968), (176, 935), (187, 880), (220, 748), (242, 680), (272, 605), (340, 484), (374, 440)]