79880640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{11887}}^1$

素因数の和:11914

約数の個数: 112

約数和(自身を含む): 289876992

約数和(自身を除く): 209996352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 6720, 11887, 23774, 35661, 47548, 59435, 71322, 83209, 95096, 118870, 142644, 166418, 178305, 190192, 237740, 249627, 285288, 332836, 356610, 380384, 416045, 475480, 499254, 570576, 665672, 713220, 760768, 832090, 950960, 998508, 1141152, 1248135, 1331344, 1426440, 1664180, 1901920, 1997016, 2282304, 2496270, 2662688, 2852880, 3328360, 3803840, 3994032, 4992540, 5325376, 5705760, 6656720, 7988064, 9985080, 11411520, 13313440, 15976128, 19970160, 26626880, 39940320, 79880640]

約数ペア:

[(1, 79880640), (2, 39940320), (3, 26626880), (4, 19970160), (5, 15976128), (6, 13313440), (7, 11411520), (8, 9985080), (10, 7988064), (12, 6656720), (14, 5705760), (15, 5325376), (16, 4992540), (20, 3994032), (21, 3803840), (24, 3328360), (28, 2852880), (30, 2662688), (32, 2496270), (35, 2282304), (40, 1997016), (42, 1901920), (48, 1664180), (56, 1426440), (60, 1331344), (64, 1248135), (70, 1141152), (80, 998508), (84, 950960), (96, 832090), (105, 760768), (112, 713220), (120, 665672), (140, 570576), (160, 499254), (168, 475480), (192, 416045), (210, 380384), (224, 356610), (240, 332836), (280, 285288), (320, 249627), (336, 237740), (420, 190192), (448, 178305), (480, 166418), (560, 142644), (672, 118870), (840, 95096), (960, 83209), (1120, 71322), (1344, 59435), (1680, 47548), (2240, 35661), (3360, 23774), (6720, 11887)]