127765890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{67601}}^1$

素因数の和:67624

約数の個数: 64

約数和(自身を含む): 389387520

約数和(自身を除く): 261621630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 67601, 135202, 202803, 338005, 405606, 473207, 608409, 676010, 946414, 1014015, 1216818, 1419621, 1825227, 2028030, 2366035, 2839242, 3042045, 3650454, 4258863, 4732070, 6084090, 7098105, 8517726, 9126135, 12776589, 14196210, 18252270, 21294315, 25553178, 42588630, 63882945, 127765890]

約数ペア:

[(1, 127765890), (2, 63882945), (3, 42588630), (5, 25553178), (6, 21294315), (7, 18252270), (9, 14196210), (10, 12776589), (14, 9126135), (15, 8517726), (18, 7098105), (21, 6084090), (27, 4732070), (30, 4258863), (35, 3650454), (42, 3042045), (45, 2839242), (54, 2366035), (63, 2028030), (70, 1825227), (90, 1419621), (105, 1216818), (126, 1014015), (135, 946414), (189, 676010), (210, 608409), (270, 473207), (315, 405606), (378, 338005), (630, 202803), (945, 135202), (1890, 67601)]