254826240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{66361}}^1$

素因数の和:66385

約数の個数: 72

約数和(自身を含む): 813863568

約数和(自身を除く): 559037328

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, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 66361, 132722, 199083, 265444, 331805, 398166, 530888, 663610, 796332, 995415, 1061776, 1327220, 1592664, 1990830, 2123552, 2654440, 3185328, 3981660, 4247104, 5308880, 6370656, 7963320, 8494208, 10617760, 12741312, 15926640, 16988416, 21235520, 25482624, 31853280, 42471040, 50965248, 63706560, 84942080, 127413120, 254826240]

約数ペア:

[(1, 254826240), (2, 127413120), (3, 84942080), (4, 63706560), (5, 50965248), (6, 42471040), (8, 31853280), (10, 25482624), (12, 21235520), (15, 16988416), (16, 15926640), (20, 12741312), (24, 10617760), (30, 8494208), (32, 7963320), (40, 6370656), (48, 5308880), (60, 4247104), (64, 3981660), (80, 3185328), (96, 2654440), (120, 2123552), (128, 1990830), (160, 1592664), (192, 1327220), (240, 1061776), (256, 995415), (320, 796332), (384, 663610), (480, 530888), (640, 398166), (768, 331805), (960, 265444), (1280, 199083), (1920, 132722), (3840, 66361)]