81886080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{42649}}^1$

素因数の和:42671

約数の個数: 64

約数和(自身を含む): 261018000

約数和(自身を除く): 179131920

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, 42649, 85298, 127947, 170596, 213245, 255894, 341192, 426490, 511788, 639735, 682384, 852980, 1023576, 1279470, 1364768, 1705960, 2047152, 2558940, 2729536, 3411920, 4094304, 5117880, 5459072, 6823840, 8188608, 10235760, 13647680, 16377216, 20471520, 27295360, 40943040, 81886080]

約数ペア:

[(1, 81886080), (2, 40943040), (3, 27295360), (4, 20471520), (5, 16377216), (6, 13647680), (8, 10235760), (10, 8188608), (12, 6823840), (15, 5459072), (16, 5117880), (20, 4094304), (24, 3411920), (30, 2729536), (32, 2558940), (40, 2047152), (48, 1705960), (60, 1364768), (64, 1279470), (80, 1023576), (96, 852980), (120, 682384), (128, 639735), (160, 511788), (192, 426490), (240, 341192), (320, 255894), (384, 213245), (480, 170596), (640, 127947), (960, 85298), (1920, 42649)]