281027280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1170947}}^1$

素因数の和:1170963

約数の個数: 40

約数和(自身を含む): 871185312

約数和(自身を除く): 590158032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1170947, 2341894, 3512841, 4683788, 5854735, 7025682, 9367576, 11709470, 14051364, 17564205, 18735152, 23418940, 28102728, 35128410, 46837880, 56205456, 70256820, 93675760, 140513640, 281027280]

約数ペア:

[(1, 281027280), (2, 140513640), (3, 93675760), (4, 70256820), (5, 56205456), (6, 46837880), (8, 35128410), (10, 28102728), (12, 23418940), (15, 18735152), (16, 17564205), (20, 14051364), (24, 11709470), (30, 9367576), (40, 7025682), (48, 5854735), (60, 4683788), (80, 3512841), (120, 2341894), (240, 1170947)]