119217520

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:374

約数の個数: 80

約数和(自身を含む): 284981760

約数和(自身を除く): 165764240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 139, 142, 151, 278, 284, 302, 355, 556, 568, 604, 695, 710, 755, 1112, 1136, 1208, 1390, 1420, 1510, 2224, 2416, 2780, 2840, 3020, 5560, 5680, 6040, 9869, 10721, 11120, 12080, 19738, 20989, 21442, 39476, 41978, 42884, 49345, 53605, 78952, 83956, 85768, 98690, 104945, 107210, 157904, 167912, 171536, 197380, 209890, 214420, 335824, 394760, 419780, 428840, 789520, 839560, 857680, 1490219, 1679120, 2980438, 5960876, 7451095, 11921752, 14902190, 23843504, 29804380, 59608760, 119217520]

約数ペア:

[(1, 119217520), (2, 59608760), (4, 29804380), (5, 23843504), (8, 14902190), (10, 11921752), (16, 7451095), (20, 5960876), (40, 2980438), (71, 1679120), (80, 1490219), (139, 857680), (142, 839560), (151, 789520), (278, 428840), (284, 419780), (302, 394760), (355, 335824), (556, 214420), (568, 209890), (604, 197380), (695, 171536), (710, 167912), (755, 157904), (1112, 107210), (1136, 104945), (1208, 98690), (1390, 85768), (1420, 83956), (1510, 78952), (2224, 53605), (2416, 49345), (2780, 42884), (2840, 41978), (3020, 39476), (5560, 21442), (5680, 20989), (6040, 19738), (9869, 12080), (10721, 11120)]