131631840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{91411}}^1$

素因数の和:91432

約数の個数: 72

約数和(自身を含む): 449198568

約数和(自身を除く): 317566728

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 91411, 182822, 274233, 365644, 457055, 548466, 731288, 822699, 914110, 1096932, 1371165, 1462576, 1645398, 1828220, 2193864, 2742330, 2925152, 3290796, 3656440, 4113495, 4387728, 5484660, 6581592, 7312880, 8226990, 8775456, 10969320, 13163184, 14625760, 16453980, 21938640, 26326368, 32907960, 43877280, 65815920, 131631840]

約数ペア:

[(1, 131631840), (2, 65815920), (3, 43877280), (4, 32907960), (5, 26326368), (6, 21938640), (8, 16453980), (9, 14625760), (10, 13163184), (12, 10969320), (15, 8775456), (16, 8226990), (18, 7312880), (20, 6581592), (24, 5484660), (30, 4387728), (32, 4113495), (36, 3656440), (40, 3290796), (45, 2925152), (48, 2742330), (60, 2193864), (72, 1828220), (80, 1645398), (90, 1462576), (96, 1371165), (120, 1096932), (144, 914110), (160, 822699), (180, 731288), (240, 548466), (288, 457055), (360, 365644), (480, 274233), (720, 182822), (1440, 91411)]