813021660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{410617}}^1$

素因数の和:410643

約数の個数: 72

約数和(自身を含む): 2690369136

約数和(自身を除く): 1877347476

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 410617, 821234, 1231851, 1642468, 2053085, 2463702, 3695553, 4106170, 4516787, 4927404, 6159255, 7391106, 8212340, 9033574, 12318510, 13550361, 14782212, 18067148, 18477765, 22583935, 24637020, 27100722, 36955530, 40651083, 45167870, 54201444, 67751805, 73911060, 81302166, 90335740, 135503610, 162604332, 203255415, 271007220, 406510830, 813021660]

約数ペア:

[(1, 813021660), (2, 406510830), (3, 271007220), (4, 203255415), (5, 162604332), (6, 135503610), (9, 90335740), (10, 81302166), (11, 73911060), (12, 67751805), (15, 54201444), (18, 45167870), (20, 40651083), (22, 36955530), (30, 27100722), (33, 24637020), (36, 22583935), (44, 18477765), (45, 18067148), (55, 14782212), (60, 13550361), (66, 12318510), (90, 9033574), (99, 8212340), (110, 7391106), (132, 6159255), (165, 4927404), (180, 4516787), (198, 4106170), (220, 3695553), (330, 2463702), (396, 2053085), (495, 1642468), (660, 1231851), (990, 821234), (1980, 410617)]