138102720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{20551}}^1$

素因数の和:20578

約数の個数: 112

約数和(自身を含む): 501139968

約数和(自身を除く): 363037248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 20551, 41102, 61653, 82204, 102755, 123306, 143857, 164408, 205510, 246612, 287714, 308265, 328816, 411020, 431571, 493224, 575428, 616530, 657632, 719285, 822040, 863142, 986448, 1150856, 1233060, 1315264, 1438570, 1644080, 1726284, 1972896, 2157855, 2301712, 2466120, 2877140, 3288160, 3452568, 3945792, 4315710, 4603424, 4932240, 5754280, 6576320, 6905136, 8631420, 9206848, 9864480, 11508560, 13810272, 17262840, 19728960, 23017120, 27620544, 34525680, 46034240, 69051360, 138102720]

約数ペア:

[(1, 138102720), (2, 69051360), (3, 46034240), (4, 34525680), (5, 27620544), (6, 23017120), (7, 19728960), (8, 17262840), (10, 13810272), (12, 11508560), (14, 9864480), (15, 9206848), (16, 8631420), (20, 6905136), (21, 6576320), (24, 5754280), (28, 4932240), (30, 4603424), (32, 4315710), (35, 3945792), (40, 3452568), (42, 3288160), (48, 2877140), (56, 2466120), (60, 2301712), (64, 2157855), (70, 1972896), (80, 1726284), (84, 1644080), (96, 1438570), (105, 1315264), (112, 1233060), (120, 1150856), (140, 986448), (160, 863142), (168, 822040), (192, 719285), (210, 657632), (224, 616530), (240, 575428), (280, 493224), (320, 431571), (336, 411020), (420, 328816), (448, 308265), (480, 287714), (560, 246612), (672, 205510), (840, 164408), (960, 143857), (1120, 123306), (1344, 102755), (1680, 82204), (2240, 61653), (3360, 41102), (6720, 20551)]