129990

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{619}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 357120

約数和(自身を除く): 227130

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 619, 1238, 1857, 3095, 3714, 4333, 6190, 8666, 9285, 12999, 18570, 21665, 25998, 43330, 64995, 129990]

約数ペア:

[(1, 129990), (2, 64995), (3, 43330), (5, 25998), (6, 21665), (7, 18570), (10, 12999), (14, 9285), (15, 8666), (21, 6190), (30, 4333), (35, 3714), (42, 3095), (70, 1857), (105, 1238), (210, 619)]