15387180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{809}}^1$

素因数の和:1138

約数の個数: 48

約数和(自身を含む): 43273440

約数和(自身を除く): 27886260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 317, 634, 809, 951, 1268, 1585, 1618, 1902, 2427, 3170, 3236, 3804, 4045, 4755, 4854, 6340, 8090, 9510, 9708, 12135, 16180, 19020, 24270, 48540, 256453, 512906, 769359, 1025812, 1282265, 1538718, 2564530, 3077436, 3846795, 5129060, 7693590, 15387180]

約数ペア:

[(1, 15387180), (2, 7693590), (3, 5129060), (4, 3846795), (5, 3077436), (6, 2564530), (10, 1538718), (12, 1282265), (15, 1025812), (20, 769359), (30, 512906), (60, 256453), (317, 48540), (634, 24270), (809, 19020), (951, 16180), (1268, 12135), (1585, 9708), (1618, 9510), (1902, 8090), (2427, 6340), (3170, 4854), (3236, 4755), (3804, 4045)]