19289880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{337}}^1$

素因数の和:410

約数の個数: 128

約数和(自身を含む): 65707200

約数和(自身を除く): 46417320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 53, 54, 60, 72, 90, 106, 108, 120, 135, 159, 180, 212, 216, 265, 270, 318, 337, 360, 424, 477, 530, 540, 636, 674, 795, 954, 1011, 1060, 1080, 1272, 1348, 1431, 1590, 1685, 1908, 2022, 2120, 2385, 2696, 2862, 3033, 3180, 3370, 3816, 4044, 4770, 5055, 5724, 6066, 6360, 6740, 7155, 8088, 9099, 9540, 10110, 11448, 12132, 13480, 14310, 15165, 17861, 18198, 19080, 20220, 24264, 28620, 30330, 35722, 36396, 40440, 45495, 53583, 57240, 60660, 71444, 72792, 89305, 90990, 107166, 121320, 142888, 160749, 178610, 181980, 214332, 267915, 321498, 357220, 363960, 428664, 482247, 535830, 642996, 714440, 803745, 964494, 1071660, 1285992, 1607490, 1928988, 2143320, 2411235, 3214980, 3857976, 4822470, 6429960, 9644940, 19289880]

約数ペア:

[(1, 19289880), (2, 9644940), (3, 6429960), (4, 4822470), (5, 3857976), (6, 3214980), (8, 2411235), (9, 2143320), (10, 1928988), (12, 1607490), (15, 1285992), (18, 1071660), (20, 964494), (24, 803745), (27, 714440), (30, 642996), (36, 535830), (40, 482247), (45, 428664), (53, 363960), (54, 357220), (60, 321498), (72, 267915), (90, 214332), (106, 181980), (108, 178610), (120, 160749), (135, 142888), (159, 121320), (180, 107166), (212, 90990), (216, 89305), (265, 72792), (270, 71444), (318, 60660), (337, 57240), (360, 53583), (424, 45495), (477, 40440), (530, 36396), (540, 35722), (636, 30330), (674, 28620), (795, 24264), (954, 20220), (1011, 19080), (1060, 18198), (1080, 17861), (1272, 15165), (1348, 14310), (1431, 13480), (1590, 12132), (1685, 11448), (1908, 10110), (2022, 9540), (2120, 9099), (2385, 8088), (2696, 7155), (2862, 6740), (3033, 6360), (3180, 6066), (3370, 5724), (3816, 5055), (4044, 4770)]