131339760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{547249}}^1$

素因数の和:547265

約数の個数: 40

約数和(自身を含む): 407154000

約数和(自身を除く): 275814240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 547249, 1094498, 1641747, 2188996, 2736245, 3283494, 4377992, 5472490, 6566988, 8208735, 8755984, 10944980, 13133976, 16417470, 21889960, 26267952, 32834940, 43779920, 65669880, 131339760]

約数ペア:

[(1, 131339760), (2, 65669880), (3, 43779920), (4, 32834940), (5, 26267952), (6, 21889960), (8, 16417470), (10, 13133976), (12, 10944980), (15, 8755984), (16, 8208735), (20, 6566988), (24, 5472490), (30, 4377992), (40, 3283494), (48, 2736245), (60, 2188996), (80, 1641747), (120, 1094498), (240, 547249)]