306665890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^3\times {\mathrm{263}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 619280640

約数和(自身を除く): 312614750

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 170, 190, 263, 323, 361, 526, 646, 722, 1315, 1615, 1805, 2630, 3230, 3610, 4471, 4997, 6137, 6859, 8942, 9994, 12274, 13718, 22355, 24985, 30685, 34295, 44710, 49970, 61370, 68590, 84949, 94943, 116603, 169898, 189886, 233206, 424745, 474715, 583015, 849490, 949430, 1166030, 1614031, 1803917, 3228062, 3607834, 8070155, 9019585, 16140310, 18039170, 30666589, 61333178, 153332945, 306665890]

約数ペア:

[(1, 306665890), (2, 153332945), (5, 61333178), (10, 30666589), (17, 18039170), (19, 16140310), (34, 9019585), (38, 8070155), (85, 3607834), (95, 3228062), (170, 1803917), (190, 1614031), (263, 1166030), (323, 949430), (361, 849490), (526, 583015), (646, 474715), (722, 424745), (1315, 233206), (1615, 189886), (1805, 169898), (2630, 116603), (3230, 94943), (3610, 84949), (4471, 68590), (4997, 61370), (6137, 49970), (6859, 44710), (8942, 34295), (9994, 30685), (12274, 24985), (13718, 22355)]