15980340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{15667}}^1$

素因数の和:15696

約数の個数: 48

約数和(自身を含む): 47380032

約数和(自身を除く): 31399692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 15667, 31334, 47001, 62668, 78335, 94002, 156670, 188004, 235005, 266339, 313340, 470010, 532678, 799017, 940020, 1065356, 1331695, 1598034, 2663390, 3196068, 3995085, 5326780, 7990170, 15980340]

約数ペア:

[(1, 15980340), (2, 7990170), (3, 5326780), (4, 3995085), (5, 3196068), (6, 2663390), (10, 1598034), (12, 1331695), (15, 1065356), (17, 940020), (20, 799017), (30, 532678), (34, 470010), (51, 313340), (60, 266339), (68, 235005), (85, 188004), (102, 156670), (170, 94002), (204, 78335), (255, 62668), (340, 47001), (510, 31334), (1020, 15667)]