172920180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{17681}}^1$

素因数の和:17856

約数の個数: 48

約数和(自身を含む): 487174464

約数和(自身を除く): 314254284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 163, 326, 489, 652, 815, 978, 1630, 1956, 2445, 3260, 4890, 9780, 17681, 35362, 53043, 70724, 88405, 106086, 176810, 212172, 265215, 353620, 530430, 1060860, 2882003, 5764006, 8646009, 11528012, 14410015, 17292018, 28820030, 34584036, 43230045, 57640060, 86460090, 172920180]

約数ペア:

[(1, 172920180), (2, 86460090), (3, 57640060), (4, 43230045), (5, 34584036), (6, 28820030), (10, 17292018), (12, 14410015), (15, 11528012), (20, 8646009), (30, 5764006), (60, 2882003), (163, 1060860), (326, 530430), (489, 353620), (652, 265215), (815, 212172), (978, 176810), (1630, 106086), (1956, 88405), (2445, 70724), (3260, 53043), (4890, 35362), (9780, 17681)]