285345760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{254773}}^1$

素因数の和:254795

約数の個数: 48

約数和(自身を含む): 770436576

約数和(自身を除く): 485090816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 254773, 509546, 1019092, 1273865, 1783411, 2038184, 2547730, 3566822, 4076368, 5095460, 7133644, 8152736, 8917055, 10190920, 14267288, 17834110, 20381840, 28534576, 35668220, 40763680, 57069152, 71336440, 142672880, 285345760]

約数ペア:

[(1, 285345760), (2, 142672880), (4, 71336440), (5, 57069152), (7, 40763680), (8, 35668220), (10, 28534576), (14, 20381840), (16, 17834110), (20, 14267288), (28, 10190920), (32, 8917055), (35, 8152736), (40, 7133644), (56, 5095460), (70, 4076368), (80, 3566822), (112, 2547730), (140, 2038184), (160, 1783411), (224, 1273865), (280, 1019092), (560, 509546), (1120, 254773)]