80566640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:112

約数の個数: 240

約数和(自身を含む): 249359040

約数和(自身を除く): 168792400

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 35, 40, 41, 44, 55, 56, 58, 70, 77, 80, 82, 88, 110, 112, 116, 121, 140, 145, 154, 164, 176, 203, 205, 220, 232, 242, 280, 287, 290, 308, 319, 328, 385, 406, 410, 440, 451, 464, 484, 560, 574, 580, 605, 616, 638, 656, 770, 812, 820, 847, 880, 902, 968, 1015, 1148, 1160, 1189, 1210, 1232, 1276, 1435, 1540, 1595, 1624, 1640, 1694, 1804, 1936, 2030, 2233, 2255, 2296, 2320, 2378, 2420, 2552, 2870, 3080, 3157, 3190, 3248, 3280, 3388, 3509, 3608, 4060, 4235, 4466, 4510, 4592, 4756, 4840, 4961, 5104, 5740, 5945, 6160, 6314, 6380, 6776, 7018, 7216, 8120, 8323, 8470, 8932, 9020, 9512, 9680, 9922, 11165, 11480, 11890, 12628, 12760, 13079, 13552, 14036, 15785, 16240, 16646, 16940, 17545, 17864, 18040, 19024, 19844, 22330, 22960, 23780, 24563, 24805, 25256, 25520, 26158, 28072, 31570, 33292, 33880, 34727, 35090, 35728, 36080, 39688, 41615, 44660, 47560, 49126, 49610, 50512, 52316, 56144, 63140, 65395, 66584, 67760, 69454, 70180, 79376, 83230, 89320, 91553, 95120, 98252, 99220, 104632, 122815, 126280, 130790, 133168, 138908, 140360, 143869, 166460, 173635, 178640, 183106, 196504, 198440, 209264, 245630, 252560, 261580, 277816, 280720, 287738, 332920, 347270, 366212, 393008, 396880, 457765, 491260, 523160, 555632, 575476, 665840, 694540, 719345, 732424, 915530, 982520, 1007083, 1046320, 1150952, 1389080, 1438690, 1464848, 1831060, 1965040, 2014166, 2301904, 2778160, 2877380, 3662120, 4028332, 5035415, 5754760, 7324240, 8056664, 10070830, 11509520, 16113328, 20141660, 40283320, 80566640]

約数ペア:

[(1, 80566640), (2, 40283320), (4, 20141660), (5, 16113328), (7, 11509520), (8, 10070830), (10, 8056664), (11, 7324240), (14, 5754760), (16, 5035415), (20, 4028332), (22, 3662120), (28, 2877380), (29, 2778160), (35, 2301904), (40, 2014166), (41, 1965040), (44, 1831060), (55, 1464848), (56, 1438690), (58, 1389080), (70, 1150952), (77, 1046320), (80, 1007083), (82, 982520), (88, 915530), (110, 732424), (112, 719345), (116, 694540), (121, 665840), (140, 575476), (145, 555632), (154, 523160), (164, 491260), (176, 457765), (203, 396880), (205, 393008), (220, 366212), (232, 347270), (242, 332920), (280, 287738), (287, 280720), (290, 277816), (308, 261580), (319, 252560), (328, 245630), (385, 209264), (406, 198440), (410, 196504), (440, 183106), (451, 178640), (464, 173635), (484, 166460), (560, 143869), (574, 140360), (580, 138908), (605, 133168), (616, 130790), (638, 126280), (656, 122815), (770, 104632), (812, 99220), (820, 98252), (847, 95120), (880, 91553), (902, 89320), (968, 83230), (1015, 79376), (1148, 70180), (1160, 69454), (1189, 67760), (1210, 66584), (1232, 65395), (1276, 63140), (1435, 56144), (1540, 52316), (1595, 50512), (1624, 49610), (1640, 49126), (1694, 47560), (1804, 44660), (1936, 41615), (2030, 39688), (2233, 36080), (2255, 35728), (2296, 35090), (2320, 34727), (2378, 33880), (2420, 33292), (2552, 31570), (2870, 28072), (3080, 26158), (3157, 25520), (3190, 25256), (3248, 24805), (3280, 24563), (3388, 23780), (3509, 22960), (3608, 22330), (4060, 19844), (4235, 19024), (4466, 18040), (4510, 17864), (4592, 17545), (4756, 16940), (4840, 16646), (4961, 16240), (5104, 15785), (5740, 14036), (5945, 13552), (6160, 13079), (6314, 12760), (6380, 12628), (6776, 11890), (7018, 11480), (7216, 11165), (8120, 9922), (8323, 9680), (8470, 9512), (8932, 9020)]