248254920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{689597}}^1$

素因数の和:689614

約数の個数: 48

約数和(自身を含む): 806829660

約数和(自身を除く): 558574740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 689597, 1379194, 2068791, 2758388, 3447985, 4137582, 5516776, 6206373, 6895970, 8275164, 10343955, 12412746, 13791940, 16550328, 20687910, 24825492, 27583880, 31031865, 41375820, 49650984, 62063730, 82751640, 124127460, 248254920]

約数ペア:

[(1, 248254920), (2, 124127460), (3, 82751640), (4, 62063730), (5, 49650984), (6, 41375820), (8, 31031865), (9, 27583880), (10, 24825492), (12, 20687910), (15, 16550328), (18, 13791940), (20, 12412746), (24, 10343955), (30, 8275164), (36, 6895970), (40, 6206373), (45, 5516776), (60, 4137582), (72, 3447985), (90, 2758388), (120, 2068791), (180, 1379194), (360, 689597)]