191019420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{20023}}^1$

素因数の和:20091

約数の個数: 72

約数和(自身を含む): 590387616

約数和(自身を除く): 399368196

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 20023, 40046, 60069, 80092, 100115, 120138, 180207, 200230, 240276, 300345, 360414, 400460, 600690, 720828, 901035, 1061219, 1201380, 1802070, 2122438, 3183657, 3604140, 4244876, 5306095, 6367314, 9550971, 10612190, 12734628, 15918285, 19101942, 21224380, 31836570, 38203884, 47754855, 63673140, 95509710, 191019420]

約数ペア:

[(1, 191019420), (2, 95509710), (3, 63673140), (4, 47754855), (5, 38203884), (6, 31836570), (9, 21224380), (10, 19101942), (12, 15918285), (15, 12734628), (18, 10612190), (20, 9550971), (30, 6367314), (36, 5306095), (45, 4244876), (53, 3604140), (60, 3183657), (90, 2122438), (106, 1802070), (159, 1201380), (180, 1061219), (212, 901035), (265, 720828), (318, 600690), (477, 400460), (530, 360414), (636, 300345), (795, 240276), (954, 200230), (1060, 180207), (1590, 120138), (1908, 100115), (2385, 80092), (3180, 60069), (4770, 40046), (9540, 20023)]