1288225920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{670951}}^1$

素因数の和:670973

約数の個数: 64

約数和(自身を含む): 4106226240

約数和(自身を除く): 2818000320

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, 384, 480, 640, 960, 1920, 670951, 1341902, 2012853, 2683804, 3354755, 4025706, 5367608, 6709510, 8051412, 10064265, 10735216, 13419020, 16102824, 20128530, 21470432, 26838040, 32205648, 40257060, 42940864, 53676080, 64411296, 80514120, 85881728, 107352160, 128822592, 161028240, 214704320, 257645184, 322056480, 429408640, 644112960, 1288225920]

約数ペア:

[(1, 1288225920), (2, 644112960), (3, 429408640), (4, 322056480), (5, 257645184), (6, 214704320), (8, 161028240), (10, 128822592), (12, 107352160), (15, 85881728), (16, 80514120), (20, 64411296), (24, 53676080), (30, 42940864), (32, 40257060), (40, 32205648), (48, 26838040), (60, 21470432), (64, 20128530), (80, 16102824), (96, 13419020), (120, 10735216), (128, 10064265), (160, 8051412), (192, 6709510), (240, 5367608), (320, 4025706), (384, 3354755), (480, 2683804), (640, 2012853), (960, 1341902), (1920, 670951)]