856561440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{254929}}^1$

素因数の和:254954

約数の個数: 96

約数和(自身を含む): 3083633280

約数和(自身を除く): 2227071840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 254929, 509858, 764787, 1019716, 1274645, 1529574, 1784503, 2039432, 2549290, 3059148, 3569006, 3823935, 4078864, 5098580, 5353509, 6118296, 7138012, 7647870, 8157728, 8922515, 10197160, 10707018, 12236592, 14276024, 15295740, 17845030, 20394320, 21414036, 24473184, 26767545, 28552048, 30591480, 35690060, 40788640, 42828072, 53535090, 57104096, 61182960, 71380120, 85656144, 107070180, 122365920, 142760240, 171312288, 214140360, 285520480, 428280720, 856561440]

約数ペア:

[(1, 856561440), (2, 428280720), (3, 285520480), (4, 214140360), (5, 171312288), (6, 142760240), (7, 122365920), (8, 107070180), (10, 85656144), (12, 71380120), (14, 61182960), (15, 57104096), (16, 53535090), (20, 42828072), (21, 40788640), (24, 35690060), (28, 30591480), (30, 28552048), (32, 26767545), (35, 24473184), (40, 21414036), (42, 20394320), (48, 17845030), (56, 15295740), (60, 14276024), (70, 12236592), (80, 10707018), (84, 10197160), (96, 8922515), (105, 8157728), (112, 7647870), (120, 7138012), (140, 6118296), (160, 5353509), (168, 5098580), (210, 4078864), (224, 3823935), (240, 3569006), (280, 3059148), (336, 2549290), (420, 2039432), (480, 1784503), (560, 1529574), (672, 1274645), (840, 1019716), (1120, 764787), (1680, 509858), (3360, 254929)]