25680120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1237}}^1$

素因数の和:1424

約数の個数: 64

約数和(自身を含む): 77548320

約数和(自身を除く): 51868200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173, 346, 519, 692, 865, 1038, 1237, 1384, 1730, 2076, 2474, 2595, 3460, 3711, 4152, 4948, 5190, 6185, 6920, 7422, 9896, 10380, 12370, 14844, 18555, 20760, 24740, 29688, 37110, 49480, 74220, 148440, 214001, 428002, 642003, 856004, 1070005, 1284006, 1712008, 2140010, 2568012, 3210015, 4280020, 5136024, 6420030, 8560040, 12840060, 25680120]

約数ペア:

[(1, 25680120), (2, 12840060), (3, 8560040), (4, 6420030), (5, 5136024), (6, 4280020), (8, 3210015), (10, 2568012), (12, 2140010), (15, 1712008), (20, 1284006), (24, 1070005), (30, 856004), (40, 642003), (60, 428002), (120, 214001), (173, 148440), (346, 74220), (519, 49480), (692, 37110), (865, 29688), (1038, 24740), (1237, 20760), (1384, 18555), (1730, 14844), (2076, 12370), (2474, 10380), (2595, 9896), (3460, 7422), (3711, 6920), (4152, 6185), (4948, 5190)]