271489260

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{646403}}^1$

素因数の和:646422

約数の個数: 48

約数和(自身を含む): 868766976

約数和(自身を除く): 597277716

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, 646403, 1292806, 1939209, 2585612, 3232015, 3878418, 4524821, 6464030, 7756836, 9049642, 9696045, 12928060, 13574463, 18099284, 19392090, 22624105, 27148926, 38784180, 45248210, 54297852, 67872315, 90496420, 135744630, 271489260]

約数ペア:

[(1, 271489260), (2, 135744630), (3, 90496420), (4, 67872315), (5, 54297852), (6, 45248210), (7, 38784180), (10, 27148926), (12, 22624105), (14, 19392090), (15, 18099284), (20, 13574463), (21, 12928060), (28, 9696045), (30, 9049642), (35, 7756836), (42, 6464030), (60, 4524821), (70, 3878418), (84, 3232015), (105, 2585612), (140, 1939209), (210, 1292806), (420, 646403)]