280839540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{150989}}^1$

素因数の和:151032

約数の個数: 48

約数和(自身を含む): 811722240

約数和(自身を除く): 530882700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 150989, 301978, 452967, 603956, 754945, 905934, 1509890, 1811868, 2264835, 3019780, 4529670, 4680659, 9059340, 9361318, 14041977, 18722636, 23403295, 28083954, 46806590, 56167908, 70209885, 93613180, 140419770, 280839540]

約数ペア:

[(1, 280839540), (2, 140419770), (3, 93613180), (4, 70209885), (5, 56167908), (6, 46806590), (10, 28083954), (12, 23403295), (15, 18722636), (20, 14041977), (30, 9361318), (31, 9059340), (60, 4680659), (62, 4529670), (93, 3019780), (124, 2264835), (155, 1811868), (186, 1509890), (310, 905934), (372, 754945), (465, 603956), (620, 452967), (930, 301978), (1860, 150989)]