312245715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 64

約数和(自身を含む): 561254400

約数和(自身を除く): 249008685

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 223, 255, 285, 289, 323, 669, 867, 969, 1115, 1445, 1615, 3345, 3791, 4237, 4335, 4845, 4913, 5491, 11373, 12711, 14739, 16473, 18955, 21185, 24565, 27455, 56865, 63555, 64447, 72029, 73695, 82365, 93347, 193341, 216087, 280041, 322235, 360145, 466735, 966705, 1080435, 1095599, 1224493, 1400205, 3286797, 3673479, 5477995, 6122465, 16433985, 18367395, 20816381, 62449143, 104081905, 312245715]

約数ペア:

[(1, 312245715), (3, 104081905), (5, 62449143), (15, 20816381), (17, 18367395), (19, 16433985), (51, 6122465), (57, 5477995), (85, 3673479), (95, 3286797), (223, 1400205), (255, 1224493), (285, 1095599), (289, 1080435), (323, 966705), (669, 466735), (867, 360145), (969, 322235), (1115, 280041), (1445, 216087), (1615, 193341), (3345, 93347), (3791, 82365), (4237, 73695), (4335, 72029), (4845, 64447), (4913, 63555), (5491, 56865), (11373, 27455), (12711, 24565), (14739, 21185), (16473, 18955)]