81682290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{283}}^1\times {\mathrm{1069}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 218793600

約数和(自身を除く): 137111310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 283, 566, 849, 1069, 1415, 1698, 2138, 2547, 2830, 3207, 4245, 5094, 5345, 6414, 7641, 8490, 9621, 10690, 12735, 15282, 16035, 19242, 25470, 28863, 32070, 38205, 48105, 57726, 76410, 96210, 144315, 288630, 302527, 605054, 907581, 1512635, 1815162, 2722743, 3025270, 4537905, 5445486, 8168229, 9075810, 13613715, 16336458, 27227430, 40841145, 81682290]

約数ペア:

[(1, 81682290), (2, 40841145), (3, 27227430), (5, 16336458), (6, 13613715), (9, 9075810), (10, 8168229), (15, 5445486), (18, 4537905), (27, 3025270), (30, 2722743), (45, 1815162), (54, 1512635), (90, 907581), (135, 605054), (270, 302527), (283, 288630), (566, 144315), (849, 96210), (1069, 76410), (1415, 57726), (1698, 48105), (2138, 38205), (2547, 32070), (2830, 28863), (3207, 25470), (4245, 19242), (5094, 16035), (5345, 15282), (6414, 12735), (7641, 10690), (8490, 9621)]