318068281540

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1\times {\mathrm{5227}}^1$

素因数の和:5861

約数の個数: 96

約数和(自身を含む): 689240280960

約数和(自身を除く): 371171999420

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 173, 215, 346, 409, 430, 692, 818, 860, 865, 1636, 1730, 2045, 3460, 4090, 5227, 7439, 8180, 10454, 14878, 17587, 20908, 26135, 29756, 35174, 37195, 52270, 70348, 70757, 74390, 87935, 104540, 141514, 148780, 175870, 224761, 283028, 351740, 353785, 449522, 707570, 899044, 904271, 1123805, 1415140, 1808542, 2137843, 2247610, 3042551, 3617084, 4275686, 4495220, 4521355, 6085102, 8551372, 9042710, 10689215, 12170204, 15212755, 18085420, 21378430, 30425510, 38883653, 42756860, 60851020, 77767306, 91927249, 155534612, 183854498, 194418265, 367708996, 369846839, 388836530, 459636245, 739693678, 777673060, 919272490, 1479387356, 1838544980, 1849234195, 3698468390, 7396936780, 15903414077, 31806828154, 63613656308, 79517070385, 159034140770, 318068281540]

約数ペア:

[(1, 318068281540), (2, 159034140770), (4, 79517070385), (5, 63613656308), (10, 31806828154), (20, 15903414077), (43, 7396936780), (86, 3698468390), (172, 1849234195), (173, 1838544980), (215, 1479387356), (346, 919272490), (409, 777673060), (430, 739693678), (692, 459636245), (818, 388836530), (860, 369846839), (865, 367708996), (1636, 194418265), (1730, 183854498), (2045, 155534612), (3460, 91927249), (4090, 77767306), (5227, 60851020), (7439, 42756860), (8180, 38883653), (10454, 30425510), (14878, 21378430), (17587, 18085420), (20908, 15212755), (26135, 12170204), (29756, 10689215), (35174, 9042710), (37195, 8551372), (52270, 6085102), (70348, 4521355), (70757, 4495220), (74390, 4275686), (87935, 3617084), (104540, 3042551), (141514, 2247610), (148780, 2137843), (175870, 1808542), (224761, 1415140), (283028, 1123805), (351740, 904271), (353785, 899044), (449522, 707570)]