81364770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{9721}}^1$

素因数の和:9768

約数の個数: 64

約数和(自身を含む): 223994880

約数和(自身を除く): 142630110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2790, 4185, 8370, 9721, 19442, 29163, 48605, 58326, 87489, 97210, 145815, 174978, 262467, 291630, 301351, 437445, 524934, 602702, 874890, 904053, 1312335, 1506755, 1808106, 2624670, 2712159, 3013510, 4520265, 5424318, 8136477, 9040530, 13560795, 16272954, 27121590, 40682385, 81364770]

約数ペア:

[(1, 81364770), (2, 40682385), (3, 27121590), (5, 16272954), (6, 13560795), (9, 9040530), (10, 8136477), (15, 5424318), (18, 4520265), (27, 3013510), (30, 2712159), (31, 2624670), (45, 1808106), (54, 1506755), (62, 1312335), (90, 904053), (93, 874890), (135, 602702), (155, 524934), (186, 437445), (270, 301351), (279, 291630), (310, 262467), (465, 174978), (558, 145815), (837, 97210), (930, 87489), (1395, 58326), (1674, 48605), (2790, 29163), (4185, 19442), (8370, 9721)]