518340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 1487808

約数和(自身を除く): 969468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 163, 212, 265, 318, 326, 489, 530, 636, 652, 795, 815, 978, 1060, 1590, 1630, 1956, 2445, 3180, 3260, 4890, 8639, 9780, 17278, 25917, 34556, 43195, 51834, 86390, 103668, 129585, 172780, 259170, 518340]

約数ペア:

[(1, 518340), (2, 259170), (3, 172780), (4, 129585), (5, 103668), (6, 86390), (10, 51834), (12, 43195), (15, 34556), (20, 25917), (30, 17278), (53, 9780), (60, 8639), (106, 4890), (159, 3260), (163, 3180), (212, 2445), (265, 1956), (318, 1630), (326, 1590), (489, 1060), (530, 978), (636, 815), (652, 795)]