205966320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{122599}}^1$

素因数の和:122622

約数の個数: 80

約数和(自身を含む): 729715200

約数和(自身を除く): 523748880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 122599, 245198, 367797, 490396, 612995, 735594, 858193, 980792, 1225990, 1471188, 1716386, 1838985, 1961584, 2451980, 2574579, 2942376, 3432772, 3677970, 4290965, 4903960, 5149158, 5884752, 6865544, 7355940, 8581930, 9807920, 10298316, 12872895, 13731088, 14711880, 17163860, 20596632, 25745790, 29423760, 34327720, 41193264, 51491580, 68655440, 102983160, 205966320]

約数ペア:

[(1, 205966320), (2, 102983160), (3, 68655440), (4, 51491580), (5, 41193264), (6, 34327720), (7, 29423760), (8, 25745790), (10, 20596632), (12, 17163860), (14, 14711880), (15, 13731088), (16, 12872895), (20, 10298316), (21, 9807920), (24, 8581930), (28, 7355940), (30, 6865544), (35, 5884752), (40, 5149158), (42, 4903960), (48, 4290965), (56, 3677970), (60, 3432772), (70, 2942376), (80, 2574579), (84, 2451980), (105, 1961584), (112, 1838985), (120, 1716386), (140, 1471188), (168, 1225990), (210, 980792), (240, 858193), (280, 735594), (336, 612995), (420, 490396), (560, 367797), (840, 245198), (1680, 122599)]