1808258640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{21713}}^1$

素因数の和:22076

約数の個数: 80

約数和(自身を含む): 5622015168

約数和(自身を除く): 3813756528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 347, 694, 1041, 1388, 1735, 2082, 2776, 3470, 4164, 5205, 5552, 6940, 8328, 10410, 13880, 16656, 20820, 21713, 27760, 41640, 43426, 65139, 83280, 86852, 108565, 130278, 173704, 217130, 260556, 325695, 347408, 434260, 521112, 651390, 868520, 1042224, 1302780, 1737040, 2605560, 5211120, 7534411, 15068822, 22603233, 30137644, 37672055, 45206466, 60275288, 75344110, 90412932, 113016165, 120550576, 150688220, 180825864, 226032330, 301376440, 361651728, 452064660, 602752880, 904129320, 1808258640]

約数ペア:

[(1, 1808258640), (2, 904129320), (3, 602752880), (4, 452064660), (5, 361651728), (6, 301376440), (8, 226032330), (10, 180825864), (12, 150688220), (15, 120550576), (16, 113016165), (20, 90412932), (24, 75344110), (30, 60275288), (40, 45206466), (48, 37672055), (60, 30137644), (80, 22603233), (120, 15068822), (240, 7534411), (347, 5211120), (694, 2605560), (1041, 1737040), (1388, 1302780), (1735, 1042224), (2082, 868520), (2776, 651390), (3470, 521112), (4164, 434260), (5205, 347408), (5552, 325695), (6940, 260556), (8328, 217130), (10410, 173704), (13880, 130278), (16656, 108565), (20820, 86852), (21713, 83280), (27760, 65139), (41640, 43426)]