81336210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{743}}^1$

素因数の和:883

約数の個数: 64

約数和(自身を含む): 202487040

約数和(自身を除く): 121150830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 89, 123, 178, 205, 246, 267, 410, 445, 534, 615, 743, 890, 1230, 1335, 1486, 2229, 2670, 3649, 3715, 4458, 7298, 7430, 10947, 11145, 18245, 21894, 22290, 30463, 36490, 54735, 60926, 66127, 91389, 109470, 132254, 152315, 182778, 198381, 304630, 330635, 396762, 456945, 661270, 913890, 991905, 1983810, 2711207, 5422414, 8133621, 13556035, 16267242, 27112070, 40668105, 81336210]

約数ペア:

[(1, 81336210), (2, 40668105), (3, 27112070), (5, 16267242), (6, 13556035), (10, 8133621), (15, 5422414), (30, 2711207), (41, 1983810), (82, 991905), (89, 913890), (123, 661270), (178, 456945), (205, 396762), (246, 330635), (267, 304630), (410, 198381), (445, 182778), (534, 152315), (615, 132254), (743, 109470), (890, 91389), (1230, 66127), (1335, 60926), (1486, 54735), (2229, 36490), (2670, 30463), (3649, 22290), (3715, 21894), (4458, 18245), (7298, 11145), (7430, 10947)]