155891120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25307}}^1$

素因数の和:25338

約数の個数: 80

約数和(自身を含む): 451899648

約数和(自身を除く): 296008528

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 25307, 50614, 101228, 126535, 177149, 202456, 253070, 278377, 354298, 404912, 506140, 556754, 708596, 885745, 1012280, 1113508, 1391885, 1417192, 1771490, 1948639, 2024560, 2227016, 2783770, 2834384, 3542980, 3897278, 4454032, 5567540, 7085960, 7794556, 9743195, 11135080, 14171920, 15589112, 19486390, 22270160, 31178224, 38972780, 77945560, 155891120]

約数ペア:

[(1, 155891120), (2, 77945560), (4, 38972780), (5, 31178224), (7, 22270160), (8, 19486390), (10, 15589112), (11, 14171920), (14, 11135080), (16, 9743195), (20, 7794556), (22, 7085960), (28, 5567540), (35, 4454032), (40, 3897278), (44, 3542980), (55, 2834384), (56, 2783770), (70, 2227016), (77, 2024560), (80, 1948639), (88, 1771490), (110, 1417192), (112, 1391885), (140, 1113508), (154, 1012280), (176, 885745), (220, 708596), (280, 556754), (308, 506140), (385, 404912), (440, 354298), (560, 278377), (616, 253070), (770, 202456), (880, 177149), (1232, 126535), (1540, 101228), (3080, 50614), (6160, 25307)]