680728980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{104087}}^1$

素因数の和:104208

約数の個数: 48

約数和(自身を含む): 1923546240

約数和(自身を除く): 1242817260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 104087, 208174, 312261, 416348, 520435, 624522, 1040870, 1249044, 1561305, 2081740, 3122610, 6245220, 11345483, 22690966, 34036449, 45381932, 56727415, 68072898, 113454830, 136145796, 170182245, 226909660, 340364490, 680728980]

約数ペア:

[(1, 680728980), (2, 340364490), (3, 226909660), (4, 170182245), (5, 136145796), (6, 113454830), (10, 68072898), (12, 56727415), (15, 45381932), (20, 34036449), (30, 22690966), (60, 11345483), (109, 6245220), (218, 3122610), (327, 2081740), (436, 1561305), (545, 1249044), (654, 1040870), (1090, 624522), (1308, 520435), (1635, 416348), (2180, 312261), (3270, 208174), (6540, 104087)]