78774080

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:197

約数の個数: 224

約数和(自身を含む): 245790720

約数和(自身を除く): 167016640

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 55, 56, 64, 70, 77, 80, 88, 92, 110, 112, 115, 139, 140, 154, 160, 161, 176, 184, 220, 224, 230, 253, 278, 280, 308, 320, 322, 352, 368, 385, 440, 448, 460, 506, 556, 560, 616, 644, 695, 704, 736, 770, 805, 880, 920, 973, 1012, 1112, 1120, 1232, 1265, 1288, 1390, 1472, 1529, 1540, 1610, 1760, 1771, 1840, 1946, 2024, 2224, 2240, 2464, 2530, 2576, 2780, 3058, 3080, 3197, 3220, 3520, 3542, 3680, 3892, 4048, 4448, 4865, 4928, 5060, 5152, 5560, 6116, 6160, 6394, 6440, 7084, 7360, 7645, 7784, 8096, 8855, 8896, 9730, 10120, 10304, 10703, 11120, 12232, 12320, 12788, 12880, 14168, 15290, 15568, 15985, 16192, 17710, 19460, 20240, 21406, 22240, 22379, 24464, 24640, 25576, 25760, 28336, 30580, 31136, 31970, 35167, 35420, 38920, 40480, 42812, 44480, 44758, 48928, 51152, 51520, 53515, 56672, 61160, 62272, 63940, 70334, 70840, 77840, 80960, 85624, 89516, 97856, 102304, 107030, 111895, 113344, 122320, 127880, 140668, 141680, 155680, 171248, 175835, 179032, 204608, 214060, 223790, 244640, 246169, 255760, 281336, 283360, 311360, 342496, 351670, 358064, 428120, 447580, 489280, 492338, 511520, 562672, 566720, 684992, 703340, 716128, 856240, 895160, 984676, 1023040, 1125344, 1230845, 1406680, 1432256, 1712480, 1790320, 1969352, 2250688, 2461690, 2813360, 3424960, 3580640, 3938704, 4923380, 5626720, 7161280, 7877408, 9846760, 11253440, 15754816, 19693520, 39387040, 78774080]

約数ペア:

[(1, 78774080), (2, 39387040), (4, 19693520), (5, 15754816), (7, 11253440), (8, 9846760), (10, 7877408), (11, 7161280), (14, 5626720), (16, 4923380), (20, 3938704), (22, 3580640), (23, 3424960), (28, 2813360), (32, 2461690), (35, 2250688), (40, 1969352), (44, 1790320), (46, 1712480), (55, 1432256), (56, 1406680), (64, 1230845), (70, 1125344), (77, 1023040), (80, 984676), (88, 895160), (92, 856240), (110, 716128), (112, 703340), (115, 684992), (139, 566720), (140, 562672), (154, 511520), (160, 492338), (161, 489280), (176, 447580), (184, 428120), (220, 358064), (224, 351670), (230, 342496), (253, 311360), (278, 283360), (280, 281336), (308, 255760), (320, 246169), (322, 244640), (352, 223790), (368, 214060), (385, 204608), (440, 179032), (448, 175835), (460, 171248), (506, 155680), (556, 141680), (560, 140668), (616, 127880), (644, 122320), (695, 113344), (704, 111895), (736, 107030), (770, 102304), (805, 97856), (880, 89516), (920, 85624), (973, 80960), (1012, 77840), (1112, 70840), (1120, 70334), (1232, 63940), (1265, 62272), (1288, 61160), (1390, 56672), (1472, 53515), (1529, 51520), (1540, 51152), (1610, 48928), (1760, 44758), (1771, 44480), (1840, 42812), (1946, 40480), (2024, 38920), (2224, 35420), (2240, 35167), (2464, 31970), (2530, 31136), (2576, 30580), (2780, 28336), (3058, 25760), (3080, 25576), (3197, 24640), (3220, 24464), (3520, 22379), (3542, 22240), (3680, 21406), (3892, 20240), (4048, 19460), (4448, 17710), (4865, 16192), (4928, 15985), (5060, 15568), (5152, 15290), (5560, 14168), (6116, 12880), (6160, 12788), (6394, 12320), (6440, 12232), (7084, 11120), (7360, 10703), (7645, 10304), (7784, 10120), (8096, 9730), (8855, 8896)]