81690192

素因数分解:

$2^4\times 3^2\times {\mathrm{569}}^1\times {\mathrm{997}}^1$

素因数の和:1580

約数の個数: 60

約数和(自身を含む): 229250580

約数和(自身を除く): 147560388

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 569, 997, 1138, 1707, 1994, 2276, 2991, 3414, 3988, 4552, 5121, 5982, 6828, 7976, 8973, 9104, 10242, 11964, 13656, 15952, 17946, 20484, 23928, 27312, 35892, 40968, 47856, 71784, 81936, 143568, 567293, 1134586, 1701879, 2269172, 3403758, 4538344, 5105637, 6807516, 9076688, 10211274, 13615032, 20422548, 27230064, 40845096, 81690192]

約数ペア:

[(1, 81690192), (2, 40845096), (3, 27230064), (4, 20422548), (6, 13615032), (8, 10211274), (9, 9076688), (12, 6807516), (16, 5105637), (18, 4538344), (24, 3403758), (36, 2269172), (48, 1701879), (72, 1134586), (144, 567293), (569, 143568), (997, 81936), (1138, 71784), (1707, 47856), (1994, 40968), (2276, 35892), (2991, 27312), (3414, 23928), (3988, 20484), (4552, 17946), (5121, 15952), (5982, 13656), (6828, 11964), (7976, 10242), (8973, 9104)]