84104720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1487}}^1$

素因数の和:1608

約数の個数: 80

約数和(自身を含む): 225842688

約数和(自身を除く): 141737968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 101, 112, 140, 202, 280, 404, 505, 560, 707, 808, 1010, 1414, 1487, 1616, 2020, 2828, 2974, 3535, 4040, 5656, 5948, 7070, 7435, 8080, 10409, 11312, 11896, 14140, 14870, 20818, 23792, 28280, 29740, 41636, 52045, 56560, 59480, 83272, 104090, 118960, 150187, 166544, 208180, 300374, 416360, 600748, 750935, 832720, 1051309, 1201496, 1501870, 2102618, 2402992, 3003740, 4205236, 5256545, 6007480, 8410472, 10513090, 12014960, 16820944, 21026180, 42052360, 84104720]

約数ペア:

[(1, 84104720), (2, 42052360), (4, 21026180), (5, 16820944), (7, 12014960), (8, 10513090), (10, 8410472), (14, 6007480), (16, 5256545), (20, 4205236), (28, 3003740), (35, 2402992), (40, 2102618), (56, 1501870), (70, 1201496), (80, 1051309), (101, 832720), (112, 750935), (140, 600748), (202, 416360), (280, 300374), (404, 208180), (505, 166544), (560, 150187), (707, 118960), (808, 104090), (1010, 83272), (1414, 59480), (1487, 56560), (1616, 52045), (2020, 41636), (2828, 29740), (2974, 28280), (3535, 23792), (4040, 20818), (5656, 14870), (5948, 14140), (7070, 11896), (7435, 11312), (8080, 10409)]