268665040

素因数分解:

$2^4\times 5^1\times 7^3\times {\mathrm{9791}}^1$

素因数の和:9825

約数の個数: 80

約数和(自身を含む): 728524800

約数和(自身を除く): 459859760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 343, 392, 490, 560, 686, 784, 980, 1372, 1715, 1960, 2744, 3430, 3920, 5488, 6860, 9791, 13720, 19582, 27440, 39164, 48955, 68537, 78328, 97910, 137074, 156656, 195820, 274148, 342685, 391640, 479759, 548296, 685370, 783280, 959518, 1096592, 1370740, 1919036, 2398795, 2741480, 3358313, 3838072, 4797590, 5482960, 6716626, 7676144, 9595180, 13433252, 16791565, 19190360, 26866504, 33583130, 38380720, 53733008, 67166260, 134332520, 268665040]

約数ペア:

[(1, 268665040), (2, 134332520), (4, 67166260), (5, 53733008), (7, 38380720), (8, 33583130), (10, 26866504), (14, 19190360), (16, 16791565), (20, 13433252), (28, 9595180), (35, 7676144), (40, 6716626), (49, 5482960), (56, 4797590), (70, 3838072), (80, 3358313), (98, 2741480), (112, 2398795), (140, 1919036), (196, 1370740), (245, 1096592), (280, 959518), (343, 783280), (392, 685370), (490, 548296), (560, 479759), (686, 391640), (784, 342685), (980, 274148), (1372, 195820), (1715, 156656), (1960, 137074), (2744, 97910), (3430, 78328), (3920, 68537), (5488, 48955), (6860, 39164), (9791, 27440), (13720, 19582)]