261841320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{55949}}^1$

素因数の和:55979

約数の個数: 96

約数和(自身を含む): 916461000

約数和(自身を除く): 654619680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 55949, 111898, 167847, 223796, 279745, 335694, 447592, 503541, 559490, 671388, 727337, 839235, 1007082, 1118980, 1342776, 1454674, 1678470, 2014164, 2182011, 2237960, 2517705, 2909348, 3356940, 3636685, 4028328, 4364022, 5035410, 5818696, 6546033, 6713880, 7273370, 8728044, 10070820, 10910055, 13092066, 14546740, 17456088, 20141640, 21820110, 26184132, 29093480, 32730165, 43640220, 52368264, 65460330, 87280440, 130920660, 261841320]

約数ペア:

[(1, 261841320), (2, 130920660), (3, 87280440), (4, 65460330), (5, 52368264), (6, 43640220), (8, 32730165), (9, 29093480), (10, 26184132), (12, 21820110), (13, 20141640), (15, 17456088), (18, 14546740), (20, 13092066), (24, 10910055), (26, 10070820), (30, 8728044), (36, 7273370), (39, 6713880), (40, 6546033), (45, 5818696), (52, 5035410), (60, 4364022), (65, 4028328), (72, 3636685), (78, 3356940), (90, 2909348), (104, 2517705), (117, 2237960), (120, 2182011), (130, 2014164), (156, 1678470), (180, 1454674), (195, 1342776), (234, 1118980), (260, 1007082), (312, 839235), (360, 727337), (390, 671388), (468, 559490), (520, 503541), (585, 447592), (780, 335694), (936, 279745), (1170, 223796), (1560, 167847), (2340, 111898), (4680, 55949)]