215259780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211039}}^1$

素因数の和:211068

約数の個数: 48

約数和(自身を含む): 638184960

約数和(自身を除く): 422925180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 211039, 422078, 633117, 844156, 1055195, 1266234, 2110390, 2532468, 3165585, 3587663, 4220780, 6331170, 7175326, 10762989, 12662340, 14350652, 17938315, 21525978, 35876630, 43051956, 53814945, 71753260, 107629890, 215259780]

約数ペア:

[(1, 215259780), (2, 107629890), (3, 71753260), (4, 53814945), (5, 43051956), (6, 35876630), (10, 21525978), (12, 17938315), (15, 14350652), (17, 12662340), (20, 10762989), (30, 7175326), (34, 6331170), (51, 4220780), (60, 3587663), (68, 3165585), (85, 2532468), (102, 2110390), (170, 1266234), (204, 1055195), (255, 844156), (340, 633117), (510, 422078), (1020, 211039)]