2810940160

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{313721}}^1$

素因数の和:313749

約数の個数: 72

約数和(自身を含む): 7694973216

約数和(自身を除く): 4884033056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 313721, 627442, 1254884, 1568605, 2196047, 2509768, 3137210, 4392094, 5019536, 6274420, 8784188, 10039072, 10980235, 12548840, 17568376, 20078144, 21960470, 25097680, 35136752, 40156288, 43920940, 50195360, 70273504, 80312576, 87841880, 100390720, 140547008, 175683760, 200781440, 281094016, 351367520, 401562880, 562188032, 702735040, 1405470080, 2810940160]

約数ペア:

[(1, 2810940160), (2, 1405470080), (4, 702735040), (5, 562188032), (7, 401562880), (8, 351367520), (10, 281094016), (14, 200781440), (16, 175683760), (20, 140547008), (28, 100390720), (32, 87841880), (35, 80312576), (40, 70273504), (56, 50195360), (64, 43920940), (70, 40156288), (80, 35136752), (112, 25097680), (128, 21960470), (140, 20078144), (160, 17568376), (224, 12548840), (256, 10980235), (280, 10039072), (320, 8784188), (448, 6274420), (560, 5019536), (640, 4392094), (896, 3137210), (1120, 2509768), (1280, 2196047), (1792, 1568605), (2240, 1254884), (4480, 627442), (8960, 313721)]