80784270

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{42743}}^1$

素因数の和:42766

約数の個数: 64

約数和(自身を含む): 246205440

約数和(自身を除く): 165421170

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, 42743, 85486, 128229, 213715, 256458, 299201, 384687, 427430, 598402, 641145, 769374, 897603, 1154061, 1282290, 1496005, 1795206, 1923435, 2308122, 2692809, 2992010, 3846870, 4488015, 5385618, 5770305, 8078427, 8976030, 11540610, 13464045, 16156854, 26928090, 40392135, 80784270]

約数ペア:

[(1, 80784270), (2, 40392135), (3, 26928090), (5, 16156854), (6, 13464045), (7, 11540610), (9, 8976030), (10, 8078427), (14, 5770305), (15, 5385618), (18, 4488015), (21, 3846870), (27, 2992010), (30, 2692809), (35, 2308122), (42, 1923435), (45, 1795206), (54, 1496005), (63, 1282290), (70, 1154061), (90, 897603), (105, 769374), (126, 641145), (135, 598402), (189, 427430), (210, 384687), (270, 299201), (315, 256458), (378, 213715), (630, 128229), (945, 85486), (1890, 42743)]