186663420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{345673}}^1$

素因数の和:345691

約数の個数: 48

約数和(自身を含む): 580732320

約数和(自身を除く): 394068900

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, 345673, 691346, 1037019, 1382692, 1728365, 2074038, 3111057, 3456730, 4148076, 5185095, 6222114, 6913460, 9333171, 10370190, 12444228, 15555285, 18666342, 20740380, 31110570, 37332684, 46665855, 62221140, 93331710, 186663420]

約数ペア:

[(1, 186663420), (2, 93331710), (3, 62221140), (4, 46665855), (5, 37332684), (6, 31110570), (9, 20740380), (10, 18666342), (12, 15555285), (15, 12444228), (18, 10370190), (20, 9333171), (27, 6913460), (30, 6222114), (36, 5185095), (45, 4148076), (54, 3456730), (60, 3111057), (90, 2074038), (108, 1728365), (135, 1382692), (180, 1037019), (270, 691346), (540, 345673)]