320428560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{13219}}^1$

素因数の和:13336

約数の個数: 80

約数和(自身を含む): 1003239360

約数和(自身を除く): 682810800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 120, 202, 240, 303, 404, 505, 606, 808, 1010, 1212, 1515, 1616, 2020, 2424, 3030, 4040, 4848, 6060, 8080, 12120, 13219, 24240, 26438, 39657, 52876, 66095, 79314, 105752, 132190, 158628, 198285, 211504, 264380, 317256, 396570, 528760, 634512, 793140, 1057520, 1335119, 1586280, 2670238, 3172560, 4005357, 5340476, 6675595, 8010714, 10680952, 13351190, 16021428, 20026785, 21361904, 26702380, 32042856, 40053570, 53404760, 64085712, 80107140, 106809520, 160214280, 320428560]

約数ペア:

[(1, 320428560), (2, 160214280), (3, 106809520), (4, 80107140), (5, 64085712), (6, 53404760), (8, 40053570), (10, 32042856), (12, 26702380), (15, 21361904), (16, 20026785), (20, 16021428), (24, 13351190), (30, 10680952), (40, 8010714), (48, 6675595), (60, 5340476), (80, 4005357), (101, 3172560), (120, 2670238), (202, 1586280), (240, 1335119), (303, 1057520), (404, 793140), (505, 634512), (606, 528760), (808, 396570), (1010, 317256), (1212, 264380), (1515, 211504), (1616, 198285), (2020, 158628), (2424, 132190), (3030, 105752), (4040, 79314), (4848, 66095), (6060, 52876), (8080, 39657), (12120, 26438), (13219, 24240)]