159598880

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{20357}}^1$

素因数の和:20386

約数の個数: 72

約数和(自身を含む): 438633468

約数和(自身を除く): 279034588

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 20357, 40714, 81428, 101785, 142499, 162856, 203570, 284998, 325712, 407140, 569996, 651424, 712495, 814280, 997493, 1139992, 1424990, 1628560, 1994986, 2279984, 2849980, 3257120, 3989972, 4559968, 4987465, 5699960, 7979944, 9974930, 11399920, 15959888, 19949860, 22799840, 31919776, 39899720, 79799440, 159598880]

約数ペア:

[(1, 159598880), (2, 79799440), (4, 39899720), (5, 31919776), (7, 22799840), (8, 19949860), (10, 15959888), (14, 11399920), (16, 9974930), (20, 7979944), (28, 5699960), (32, 4987465), (35, 4559968), (40, 3989972), (49, 3257120), (56, 2849980), (70, 2279984), (80, 1994986), (98, 1628560), (112, 1424990), (140, 1139992), (160, 997493), (196, 814280), (224, 712495), (245, 651424), (280, 569996), (392, 407140), (490, 325712), (560, 284998), (784, 203570), (980, 162856), (1120, 142499), (1568, 101785), (1960, 81428), (3920, 40714), (7840, 20357)]