812979540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{122069}}^1$

素因数の和:122121

約数の個数: 72

約数和(自身を含む): 2532708360

約数和(自身を除く): 1719728820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 122069, 244138, 366207, 488276, 610345, 732414, 1098621, 1220690, 1464828, 1831035, 2197242, 2441380, 3662070, 4394484, 4516553, 5493105, 7324140, 9033106, 10986210, 13549659, 18066212, 21972420, 22582765, 27099318, 40648977, 45165530, 54198636, 67748295, 81297954, 90331060, 135496590, 162595908, 203244885, 270993180, 406489770, 812979540]

約数ペア:

[(1, 812979540), (2, 406489770), (3, 270993180), (4, 203244885), (5, 162595908), (6, 135496590), (9, 90331060), (10, 81297954), (12, 67748295), (15, 54198636), (18, 45165530), (20, 40648977), (30, 27099318), (36, 22582765), (37, 21972420), (45, 18066212), (60, 13549659), (74, 10986210), (90, 9033106), (111, 7324140), (148, 5493105), (180, 4516553), (185, 4394484), (222, 3662070), (333, 2441380), (370, 2197242), (444, 1831035), (555, 1464828), (666, 1220690), (740, 1098621), (1110, 732414), (1332, 610345), (1665, 488276), (2220, 366207), (3330, 244138), (6660, 122069)]