289717020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{536513}}^1$

素因数の和:536531

約数の個数: 48

約数和(自身を含む): 901343520

約数和(自身を除く): 611626500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 536513, 1073026, 1609539, 2146052, 2682565, 3219078, 4828617, 5365130, 6438156, 8047695, 9657234, 10730260, 14485851, 16095390, 19314468, 24143085, 28971702, 32190780, 48286170, 57943404, 72429255, 96572340, 144858510, 289717020]

約数ペア:

[(1, 289717020), (2, 144858510), (3, 96572340), (4, 72429255), (5, 57943404), (6, 48286170), (9, 32190780), (10, 28971702), (12, 24143085), (15, 19314468), (18, 16095390), (20, 14485851), (27, 10730260), (30, 9657234), (36, 8047695), (45, 6438156), (54, 5365130), (60, 4828617), (90, 3219078), (108, 2682565), (135, 2146052), (180, 1609539), (270, 1073026), (540, 536513)]