168971520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:660

約数の個数: 144

約数和(自身を含む): 547464960

約数和(自身を除く): 378493440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 79, 80, 96, 120, 128, 158, 160, 192, 237, 240, 256, 316, 320, 384, 395, 474, 480, 557, 632, 640, 768, 790, 948, 960, 1114, 1185, 1264, 1280, 1580, 1671, 1896, 1920, 2228, 2370, 2528, 2785, 3160, 3342, 3792, 3840, 4456, 4740, 5056, 5570, 6320, 6684, 7584, 8355, 8912, 9480, 10112, 11140, 12640, 13368, 15168, 16710, 17824, 18960, 20224, 22280, 25280, 26736, 30336, 33420, 35648, 37920, 44003, 44560, 50560, 53472, 60672, 66840, 71296, 75840, 88006, 89120, 101120, 106944, 132009, 133680, 142592, 151680, 176012, 178240, 213888, 220015, 264018, 267360, 303360, 352024, 356480, 427776, 440030, 528036, 534720, 660045, 704048, 712960, 880060, 1056072, 1069440, 1320090, 1408096, 1760120, 2112144, 2138880, 2640180, 2816192, 3520240, 4224288, 5280360, 5632384, 7040480, 8448576, 10560720, 11264768, 14080960, 16897152, 21121440, 28161920, 33794304, 42242880, 56323840, 84485760, 168971520]

約数ペア:

[(1, 168971520), (2, 84485760), (3, 56323840), (4, 42242880), (5, 33794304), (6, 28161920), (8, 21121440), (10, 16897152), (12, 14080960), (15, 11264768), (16, 10560720), (20, 8448576), (24, 7040480), (30, 5632384), (32, 5280360), (40, 4224288), (48, 3520240), (60, 2816192), (64, 2640180), (79, 2138880), (80, 2112144), (96, 1760120), (120, 1408096), (128, 1320090), (158, 1069440), (160, 1056072), (192, 880060), (237, 712960), (240, 704048), (256, 660045), (316, 534720), (320, 528036), (384, 440030), (395, 427776), (474, 356480), (480, 352024), (557, 303360), (632, 267360), (640, 264018), (768, 220015), (790, 213888), (948, 178240), (960, 176012), (1114, 151680), (1185, 142592), (1264, 133680), (1280, 132009), (1580, 106944), (1671, 101120), (1896, 89120), (1920, 88006), (2228, 75840), (2370, 71296), (2528, 66840), (2785, 60672), (3160, 53472), (3342, 50560), (3792, 44560), (3840, 44003), (4456, 37920), (4740, 35648), (5056, 33420), (5570, 30336), (6320, 26736), (6684, 25280), (7584, 22280), (8355, 20224), (8912, 18960), (9480, 17824), (10112, 16710), (11140, 15168), (12640, 13368)]