320009520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{10499}}^1$

素因数の和:10642

約数の個数: 80

約数和(自身を含む): 999936000

約数和(自身を除く): 679926480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 5080, 6096, 7620, 10160, 10499, 15240, 20998, 30480, 31497, 41996, 52495, 62994, 83992, 104990, 125988, 157485, 167984, 209980, 251976, 314970, 419960, 503952, 629940, 839920, 1259880, 1333373, 2519760, 2666746, 4000119, 5333492, 6666865, 8000238, 10666984, 13333730, 16000476, 20000595, 21333968, 26667460, 32000952, 40001190, 53334920, 64001904, 80002380, 106669840, 160004760, 320009520]

約数ペア:

[(1, 320009520), (2, 160004760), (3, 106669840), (4, 80002380), (5, 64001904), (6, 53334920), (8, 40001190), (10, 32000952), (12, 26667460), (15, 21333968), (16, 20000595), (20, 16000476), (24, 13333730), (30, 10666984), (40, 8000238), (48, 6666865), (60, 5333492), (80, 4000119), (120, 2666746), (127, 2519760), (240, 1333373), (254, 1259880), (381, 839920), (508, 629940), (635, 503952), (762, 419960), (1016, 314970), (1270, 251976), (1524, 209980), (1905, 167984), (2032, 157485), (2540, 125988), (3048, 104990), (3810, 83992), (5080, 62994), (6096, 52495), (7620, 41996), (10160, 31497), (10499, 30480), (15240, 20998)]