127741880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{907}}^1$

素因数の和:1428

約数の個数: 64

約数和(自身を含む): 329495040

約数和(自身を除く): 201753160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 503, 907, 1006, 1814, 2012, 2515, 3521, 3628, 4024, 4535, 5030, 6349, 7042, 7256, 9070, 10060, 12698, 14084, 17605, 18140, 20120, 25396, 28168, 31745, 35210, 36280, 50792, 63490, 70420, 126980, 140840, 253960, 456221, 912442, 1824884, 2281105, 3193547, 3649768, 4562210, 6387094, 9124420, 12774188, 15967735, 18248840, 25548376, 31935470, 63870940, 127741880]

約数ペア:

[(1, 127741880), (2, 63870940), (4, 31935470), (5, 25548376), (7, 18248840), (8, 15967735), (10, 12774188), (14, 9124420), (20, 6387094), (28, 4562210), (35, 3649768), (40, 3193547), (56, 2281105), (70, 1824884), (140, 912442), (280, 456221), (503, 253960), (907, 140840), (1006, 126980), (1814, 70420), (2012, 63490), (2515, 50792), (3521, 36280), (3628, 35210), (4024, 31745), (4535, 28168), (5030, 25396), (6349, 20120), (7042, 18140), (7256, 17605), (9070, 14084), (10060, 12698)]