666240

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{347}}^1$

素因数の和:369

約数の個数: 64

約数和(自身を含む): 2129760

約数和(自身を除く): 1463520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 347, 384, 480, 640, 694, 960, 1041, 1388, 1735, 1920, 2082, 2776, 3470, 4164, 5205, 5552, 6940, 8328, 10410, 11104, 13880, 16656, 20820, 22208, 27760, 33312, 41640, 44416, 55520, 66624, 83280, 111040, 133248, 166560, 222080, 333120, 666240]

約数ペア:

[(1, 666240), (2, 333120), (3, 222080), (4, 166560), (5, 133248), (6, 111040), (8, 83280), (10, 66624), (12, 55520), (15, 44416), (16, 41640), (20, 33312), (24, 27760), (30, 22208), (32, 20820), (40, 16656), (48, 13880), (60, 11104), (64, 10410), (80, 8328), (96, 6940), (120, 5552), (128, 5205), (160, 4164), (192, 3470), (240, 2776), (320, 2082), (347, 1920), (384, 1735), (480, 1388), (640, 1041), (694, 960)]