30709890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{17959}}^1$

素因数の和:17991

約数の個数: 48

約数和(自身を含む): 84052800

約数和(自身を除く): 53342910

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 285, 342, 570, 855, 1710, 17959, 35918, 53877, 89795, 107754, 161631, 179590, 269385, 323262, 341221, 538770, 682442, 808155, 1023663, 1616310, 1706105, 2047326, 3070989, 3412210, 5118315, 6141978, 10236630, 15354945, 30709890]

約数ペア:

[(1, 30709890), (2, 15354945), (3, 10236630), (5, 6141978), (6, 5118315), (9, 3412210), (10, 3070989), (15, 2047326), (18, 1706105), (19, 1616310), (30, 1023663), (38, 808155), (45, 682442), (57, 538770), (90, 341221), (95, 323262), (114, 269385), (171, 179590), (190, 161631), (285, 107754), (342, 89795), (570, 53877), (855, 35918), (1710, 17959)]