261409400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3061}}^1$

素因数の和:3145

約数の個数: 96

約数和(自身を含む): 706219680

約数和(自身を除く): 444810280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 61, 70, 100, 122, 140, 175, 200, 244, 280, 305, 350, 427, 488, 610, 700, 854, 1220, 1400, 1525, 1708, 2135, 2440, 3050, 3061, 3416, 4270, 6100, 6122, 8540, 10675, 12200, 12244, 15305, 17080, 21350, 21427, 24488, 30610, 42700, 42854, 61220, 76525, 85400, 85708, 107135, 122440, 153050, 171416, 186721, 214270, 306100, 373442, 428540, 535675, 612200, 746884, 857080, 933605, 1071350, 1307047, 1493768, 1867210, 2142700, 2614094, 3734420, 4285400, 4668025, 5228188, 6535235, 7468840, 9336050, 10456376, 13070470, 18672100, 26140940, 32676175, 37344200, 52281880, 65352350, 130704700, 261409400]

約数ペア:

[(1, 261409400), (2, 130704700), (4, 65352350), (5, 52281880), (7, 37344200), (8, 32676175), (10, 26140940), (14, 18672100), (20, 13070470), (25, 10456376), (28, 9336050), (35, 7468840), (40, 6535235), (50, 5228188), (56, 4668025), (61, 4285400), (70, 3734420), (100, 2614094), (122, 2142700), (140, 1867210), (175, 1493768), (200, 1307047), (244, 1071350), (280, 933605), (305, 857080), (350, 746884), (427, 612200), (488, 535675), (610, 428540), (700, 373442), (854, 306100), (1220, 214270), (1400, 186721), (1525, 171416), (1708, 153050), (2135, 122440), (2440, 107135), (3050, 85708), (3061, 85400), (3416, 76525), (4270, 61220), (6100, 42854), (6122, 42700), (8540, 30610), (10675, 24488), (12200, 21427), (12244, 21350), (15305, 17080)]