120637520

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 289588608

約数和(自身を除く): 168951088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 71, 80, 134, 142, 268, 284, 317, 335, 355, 536, 568, 634, 670, 710, 1072, 1136, 1268, 1340, 1420, 1585, 2536, 2680, 2840, 3170, 4757, 5072, 5360, 5680, 6340, 9514, 12680, 19028, 21239, 22507, 23785, 25360, 38056, 42478, 45014, 47570, 76112, 84956, 90028, 95140, 106195, 112535, 169912, 180056, 190280, 212390, 225070, 339824, 360112, 380560, 424780, 450140, 849560, 900280, 1507969, 1699120, 1800560, 3015938, 6031876, 7539845, 12063752, 15079690, 24127504, 30159380, 60318760, 120637520]

約数ペア:

[(1, 120637520), (2, 60318760), (4, 30159380), (5, 24127504), (8, 15079690), (10, 12063752), (16, 7539845), (20, 6031876), (40, 3015938), (67, 1800560), (71, 1699120), (80, 1507969), (134, 900280), (142, 849560), (268, 450140), (284, 424780), (317, 380560), (335, 360112), (355, 339824), (536, 225070), (568, 212390), (634, 190280), (670, 180056), (710, 169912), (1072, 112535), (1136, 106195), (1268, 95140), (1340, 90028), (1420, 84956), (1585, 76112), (2536, 47570), (2680, 45014), (2840, 42478), (3170, 38056), (4757, 25360), (5072, 23785), (5360, 22507), (5680, 21239), (6340, 19028), (9514, 12680)]