8643840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{2251}}^1$

素因数の和:2275

約数の個数: 72

約数和(自身を含む): 27618528

約数和(自身を除く): 18974688

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, 2251, 3840, 4502, 6753, 9004, 11255, 13506, 18008, 22510, 27012, 33765, 36016, 45020, 54024, 67530, 72032, 90040, 108048, 135060, 144064, 180080, 216096, 270120, 288128, 360160, 432192, 540240, 576256, 720320, 864384, 1080480, 1440640, 1728768, 2160960, 2881280, 4321920, 8643840]

約数ペア:

[(1, 8643840), (2, 4321920), (3, 2881280), (4, 2160960), (5, 1728768), (6, 1440640), (8, 1080480), (10, 864384), (12, 720320), (15, 576256), (16, 540240), (20, 432192), (24, 360160), (30, 288128), (32, 270120), (40, 216096), (48, 180080), (60, 144064), (64, 135060), (80, 108048), (96, 90040), (120, 72032), (128, 67530), (160, 54024), (192, 45020), (240, 36016), (256, 33765), (320, 27012), (384, 22510), (480, 18008), (640, 13506), (768, 11255), (960, 9004), (1280, 6753), (1920, 4502), (2251, 3840)]