78021090

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{41281}}^1$

素因数の和:41304

約数の個数: 64

約数和(自身を含む): 237784320

約数和(自身を除く): 159763230

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 41281, 82562, 123843, 206405, 247686, 288967, 371529, 412810, 577934, 619215, 743058, 866901, 1114587, 1238430, 1444835, 1733802, 1857645, 2229174, 2600703, 2889670, 3715290, 4334505, 5201406, 5572935, 7802109, 8669010, 11145870, 13003515, 15604218, 26007030, 39010545, 78021090]

約数ペア:

[(1, 78021090), (2, 39010545), (3, 26007030), (5, 15604218), (6, 13003515), (7, 11145870), (9, 8669010), (10, 7802109), (14, 5572935), (15, 5201406), (18, 4334505), (21, 3715290), (27, 2889670), (30, 2600703), (35, 2229174), (42, 1857645), (45, 1733802), (54, 1444835), (63, 1238430), (70, 1114587), (90, 866901), (105, 743058), (126, 619215), (135, 577934), (189, 412810), (210, 371529), (270, 288967), (315, 247686), (378, 206405), (630, 123843), (945, 82562), (1890, 41281)]