57213660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{136223}}^1$

素因数の和:136242

約数の個数: 48

約数和(自身を含む): 183085056

約数和(自身を除く): 125871396

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 136223, 272446, 408669, 544892, 681115, 817338, 953561, 1362230, 1634676, 1907122, 2043345, 2724460, 2860683, 3814244, 4086690, 4767805, 5721366, 8173380, 9535610, 11442732, 14303415, 19071220, 28606830, 57213660]

約数ペア:

[(1, 57213660), (2, 28606830), (3, 19071220), (4, 14303415), (5, 11442732), (6, 9535610), (7, 8173380), (10, 5721366), (12, 4767805), (14, 4086690), (15, 3814244), (20, 2860683), (21, 2724460), (28, 2043345), (30, 1907122), (35, 1634676), (42, 1362230), (60, 953561), (70, 817338), (84, 681115), (105, 544892), (140, 408669), (210, 272446), (420, 136223)]