240519440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{61357}}^1$

素因数の和:61384

約数の個数: 60

約数和(自身を含む): 650517516

約数和(自身を除く): 409998076

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 61357, 122714, 245428, 306785, 429499, 490856, 613570, 858998, 981712, 1227140, 1717996, 2147495, 2454280, 3006493, 3435992, 4294990, 4908560, 6012986, 6871984, 8589980, 12025972, 15032465, 17179960, 24051944, 30064930, 34359920, 48103888, 60129860, 120259720, 240519440]

約数ペア:

[(1, 240519440), (2, 120259720), (4, 60129860), (5, 48103888), (7, 34359920), (8, 30064930), (10, 24051944), (14, 17179960), (16, 15032465), (20, 12025972), (28, 8589980), (35, 6871984), (40, 6012986), (49, 4908560), (56, 4294990), (70, 3435992), (80, 3006493), (98, 2454280), (112, 2147495), (140, 1717996), (196, 1227140), (245, 981712), (280, 858998), (392, 613570), (490, 490856), (560, 429499), (784, 306785), (980, 245428), (1960, 122714), (3920, 61357)]