18648660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 96

約数和(自身を含む): 56609280

約数和(自身を除く): 37960620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 47, 51, 60, 68, 85, 94, 102, 141, 170, 188, 204, 235, 255, 282, 340, 389, 470, 510, 564, 705, 778, 799, 940, 1020, 1167, 1410, 1556, 1598, 1945, 2334, 2397, 2820, 3196, 3890, 3995, 4668, 4794, 5835, 6613, 7780, 7990, 9588, 11670, 11985, 13226, 15980, 18283, 19839, 23340, 23970, 26452, 33065, 36566, 39678, 47940, 54849, 66130, 73132, 79356, 91415, 99195, 109698, 132260, 182830, 198390, 219396, 274245, 310811, 365660, 396780, 548490, 621622, 932433, 1096980, 1243244, 1554055, 1864866, 3108110, 3729732, 4662165, 6216220, 9324330, 18648660]

約数ペア:

[(1, 18648660), (2, 9324330), (3, 6216220), (4, 4662165), (5, 3729732), (6, 3108110), (10, 1864866), (12, 1554055), (15, 1243244), (17, 1096980), (20, 932433), (30, 621622), (34, 548490), (47, 396780), (51, 365660), (60, 310811), (68, 274245), (85, 219396), (94, 198390), (102, 182830), (141, 132260), (170, 109698), (188, 99195), (204, 91415), (235, 79356), (255, 73132), (282, 66130), (340, 54849), (389, 47940), (470, 39678), (510, 36566), (564, 33065), (705, 26452), (778, 23970), (799, 23340), (940, 19839), (1020, 18283), (1167, 15980), (1410, 13226), (1556, 11985), (1598, 11670), (1945, 9588), (2334, 7990), (2397, 7780), (2820, 6613), (3196, 5835), (3890, 4794), (3995, 4668)]