171792880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{2207}}^1$

素因数の和:2366

約数の個数: 80

約数和(自身を含む): 459970560

約数和(自身を除く): 288177680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 139, 140, 278, 280, 556, 560, 695, 973, 1112, 1390, 1946, 2207, 2224, 2780, 3892, 4414, 4865, 5560, 7784, 8828, 9730, 11035, 11120, 15449, 15568, 17656, 19460, 22070, 30898, 35312, 38920, 44140, 61796, 77245, 77840, 88280, 123592, 154490, 176560, 247184, 306773, 308980, 613546, 617960, 1227092, 1235920, 1533865, 2147411, 2454184, 3067730, 4294822, 4908368, 6135460, 8589644, 10737055, 12270920, 17179288, 21474110, 24541840, 34358576, 42948220, 85896440, 171792880]

約数ペア:

[(1, 171792880), (2, 85896440), (4, 42948220), (5, 34358576), (7, 24541840), (8, 21474110), (10, 17179288), (14, 12270920), (16, 10737055), (20, 8589644), (28, 6135460), (35, 4908368), (40, 4294822), (56, 3067730), (70, 2454184), (80, 2147411), (112, 1533865), (139, 1235920), (140, 1227092), (278, 617960), (280, 613546), (556, 308980), (560, 306773), (695, 247184), (973, 176560), (1112, 154490), (1390, 123592), (1946, 88280), (2207, 77840), (2224, 77245), (2780, 61796), (3892, 44140), (4414, 38920), (4865, 35312), (5560, 30898), (7784, 22070), (8828, 19460), (9730, 17656), (11035, 15568), (11120, 15449)]