201757600

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 545027616

約数和(自身を除く): 343270016

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 80, 88, 100, 101, 110, 160, 176, 200, 202, 220, 227, 275, 352, 400, 404, 440, 454, 505, 550, 800, 808, 880, 908, 1010, 1100, 1111, 1135, 1616, 1760, 1816, 2020, 2200, 2222, 2270, 2497, 2525, 3232, 3632, 4040, 4400, 4444, 4540, 4994, 5050, 5555, 5675, 7264, 8080, 8800, 8888, 9080, 9988, 10100, 11110, 11350, 12485, 16160, 17776, 18160, 19976, 20200, 22220, 22700, 22927, 24970, 27775, 35552, 36320, 39952, 40400, 44440, 45400, 45854, 49940, 55550, 62425, 79904, 80800, 88880, 90800, 91708, 99880, 111100, 114635, 124850, 177760, 181600, 183416, 199760, 222200, 229270, 249700, 252197, 366832, 399520, 444400, 458540, 499400, 504394, 573175, 733664, 888800, 917080, 998800, 1008788, 1146350, 1260985, 1834160, 1997600, 2017576, 2292700, 2521970, 3668320, 4035152, 4585400, 5043940, 6304925, 8070304, 9170800, 10087880, 12609850, 18341600, 20175760, 25219700, 40351520, 50439400, 100878800, 201757600]

約数ペア:

[(1, 201757600), (2, 100878800), (4, 50439400), (5, 40351520), (8, 25219700), (10, 20175760), (11, 18341600), (16, 12609850), (20, 10087880), (22, 9170800), (25, 8070304), (32, 6304925), (40, 5043940), (44, 4585400), (50, 4035152), (55, 3668320), (80, 2521970), (88, 2292700), (100, 2017576), (101, 1997600), (110, 1834160), (160, 1260985), (176, 1146350), (200, 1008788), (202, 998800), (220, 917080), (227, 888800), (275, 733664), (352, 573175), (400, 504394), (404, 499400), (440, 458540), (454, 444400), (505, 399520), (550, 366832), (800, 252197), (808, 249700), (880, 229270), (908, 222200), (1010, 199760), (1100, 183416), (1111, 181600), (1135, 177760), (1616, 124850), (1760, 114635), (1816, 111100), (2020, 99880), (2200, 91708), (2222, 90800), (2270, 88880), (2497, 80800), (2525, 79904), (3232, 62425), (3632, 55550), (4040, 49940), (4400, 45854), (4444, 45400), (4540, 44440), (4994, 40400), (5050, 39952), (5555, 36320), (5675, 35552), (7264, 27775), (8080, 24970), (8800, 22927), (8888, 22700), (9080, 22220), (9988, 20200), (10100, 19976), (11110, 18160), (11350, 17776), (12485, 16160)]