71737680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{42701}}^1$

素因数の和:42724

約数の個数: 80

約数和(自身を含む): 254162304

約数和(自身を除く): 182424624

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 42701, 85402, 128103, 170804, 213505, 256206, 298907, 341608, 427010, 512412, 597814, 640515, 683216, 854020, 896721, 1024824, 1195628, 1281030, 1494535, 1708040, 1793442, 2049648, 2391256, 2562060, 2989070, 3416080, 3586884, 4483605, 4782512, 5124120, 5978140, 7173768, 8967210, 10248240, 11956280, 14347536, 17934420, 23912560, 35868840, 71737680]

約数ペア:

[(1, 71737680), (2, 35868840), (3, 23912560), (4, 17934420), (5, 14347536), (6, 11956280), (7, 10248240), (8, 8967210), (10, 7173768), (12, 5978140), (14, 5124120), (15, 4782512), (16, 4483605), (20, 3586884), (21, 3416080), (24, 2989070), (28, 2562060), (30, 2391256), (35, 2049648), (40, 1793442), (42, 1708040), (48, 1494535), (56, 1281030), (60, 1195628), (70, 1024824), (80, 896721), (84, 854020), (105, 683216), (112, 640515), (120, 597814), (140, 512412), (168, 427010), (210, 341608), (240, 298907), (280, 256206), (336, 213505), (420, 170804), (560, 128103), (840, 85402), (1680, 42701)]