990406080

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{343891}}^1$

素因数の和:343914

約数の個数: 84

約数和(自身を含む): 3406594152

約数和(自身を除く): 2416188072

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 343891, 687782, 1031673, 1375564, 1719455, 2063346, 2751128, 3095019, 3438910, 4126692, 5158365, 5502256, 6190038, 6877820, 8253384, 10316730, 11004512, 12380076, 13755640, 15475095, 16506768, 20633460, 22009024, 24760152, 27511280, 30950190, 33013536, 41266920, 49520304, 55022560, 61900380, 66027072, 82533840, 99040608, 110045120, 123800760, 165067680, 198081216, 247601520, 330135360, 495203040, 990406080]

約数ペア:

[(1, 990406080), (2, 495203040), (3, 330135360), (4, 247601520), (5, 198081216), (6, 165067680), (8, 123800760), (9, 110045120), (10, 99040608), (12, 82533840), (15, 66027072), (16, 61900380), (18, 55022560), (20, 49520304), (24, 41266920), (30, 33013536), (32, 30950190), (36, 27511280), (40, 24760152), (45, 22009024), (48, 20633460), (60, 16506768), (64, 15475095), (72, 13755640), (80, 12380076), (90, 11004512), (96, 10316730), (120, 8253384), (144, 6877820), (160, 6190038), (180, 5502256), (192, 5158365), (240, 4126692), (288, 3438910), (320, 3095019), (360, 2751128), (480, 2063346), (576, 1719455), (720, 1375564), (960, 1031673), (1440, 687782), (2880, 343891)]