247298520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{294403}}^1$

素因数の和:294424

約数の個数: 64

約数和(自身を含む): 847883520

約数和(自身を除く): 600585000

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, 294403, 588806, 883209, 1177612, 1472015, 1766418, 2060821, 2355224, 2944030, 3532836, 4121642, 4416045, 5888060, 6182463, 7065672, 8243284, 8832090, 10304105, 11776120, 12364926, 16486568, 17664180, 20608210, 24729852, 30912315, 35328360, 41216420, 49459704, 61824630, 82432840, 123649260, 247298520]

約数ペア:

[(1, 247298520), (2, 123649260), (3, 82432840), (4, 61824630), (5, 49459704), (6, 41216420), (7, 35328360), (8, 30912315), (10, 24729852), (12, 20608210), (14, 17664180), (15, 16486568), (20, 12364926), (21, 11776120), (24, 10304105), (28, 8832090), (30, 8243284), (35, 7065672), (40, 6182463), (42, 5888060), (56, 4416045), (60, 4121642), (70, 3532836), (84, 2944030), (105, 2355224), (120, 2060821), (140, 1766418), (168, 1472015), (210, 1177612), (280, 883209), (420, 588806), (840, 294403)]