31288560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{130369}}^1$

素因数の和:130385

約数の個数: 40

約数和(自身を含む): 96995280

約数和(自身を除く): 65706720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 130369, 260738, 391107, 521476, 651845, 782214, 1042952, 1303690, 1564428, 1955535, 2085904, 2607380, 3128856, 3911070, 5214760, 6257712, 7822140, 10429520, 15644280, 31288560]

約数ペア:

[(1, 31288560), (2, 15644280), (3, 10429520), (4, 7822140), (5, 6257712), (6, 5214760), (8, 3911070), (10, 3128856), (12, 2607380), (15, 2085904), (16, 1955535), (20, 1564428), (24, 1303690), (30, 1042952), (40, 782214), (48, 651845), (60, 521476), (80, 391107), (120, 260738), (240, 130369)]