30239860

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{523}}^1$

素因数の和:605

約数の個数: 72

約数和(自身を含む): 75267360

約数和(自身を除く): 45027500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 59, 70, 98, 118, 140, 196, 236, 245, 295, 413, 490, 523, 590, 826, 980, 1046, 1180, 1652, 2065, 2092, 2615, 2891, 3661, 4130, 5230, 5782, 7322, 8260, 10460, 11564, 14455, 14644, 18305, 25627, 28910, 30857, 36610, 51254, 57820, 61714, 73220, 102508, 123428, 128135, 154285, 215999, 256270, 308570, 431998, 512540, 617140, 863996, 1079995, 1511993, 2159990, 3023986, 4319980, 6047972, 7559965, 15119930, 30239860]

約数ペア:

[(1, 30239860), (2, 15119930), (4, 7559965), (5, 6047972), (7, 4319980), (10, 3023986), (14, 2159990), (20, 1511993), (28, 1079995), (35, 863996), (49, 617140), (59, 512540), (70, 431998), (98, 308570), (118, 256270), (140, 215999), (196, 154285), (236, 128135), (245, 123428), (295, 102508), (413, 73220), (490, 61714), (523, 57820), (590, 51254), (826, 36610), (980, 30857), (1046, 28910), (1180, 25627), (1652, 18305), (2065, 14644), (2092, 14455), (2615, 11564), (2891, 10460), (3661, 8260), (4130, 7322), (5230, 5782)]