268340520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{319453}}^1$

素因数の和:319474

約数の個数: 64

約数和(自身を含む): 920027520

約数和(自身を除く): 651687000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 319453, 638906, 958359, 1277812, 1597265, 1916718, 2236171, 2555624, 3194530, 3833436, 4472342, 4791795, 6389060, 6708513, 7666872, 8944684, 9583590, 11180855, 12778120, 13417026, 17889368, 19167180, 22361710, 26834052, 33542565, 38334360, 44723420, 53668104, 67085130, 89446840, 134170260, 268340520]

約数ペア:

[(1, 268340520), (2, 134170260), (3, 89446840), (4, 67085130), (5, 53668104), (6, 44723420), (7, 38334360), (8, 33542565), (10, 26834052), (12, 22361710), (14, 19167180), (15, 17889368), (20, 13417026), (21, 12778120), (24, 11180855), (28, 9583590), (30, 8944684), (35, 7666872), (40, 6708513), (42, 6389060), (56, 4791795), (60, 4472342), (70, 3833436), (84, 3194530), (105, 2555624), (120, 2236171), (140, 1916718), (168, 1597265), (210, 1277812), (280, 958359), (420, 638906), (840, 319453)]