68630940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{54469}}^1$

素因数の和:54491

約数の個数: 72

約数和(自身を含む): 237924960

約数和(自身を除く): 169294020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 54469, 108938, 163407, 217876, 272345, 326814, 381283, 490221, 544690, 653628, 762566, 817035, 980442, 1089380, 1143849, 1525132, 1634070, 1906415, 1960884, 2287698, 2451105, 3268140, 3431547, 3812830, 4575396, 4902210, 5719245, 6863094, 7625660, 9804420, 11438490, 13726188, 17157735, 22876980, 34315470, 68630940]

約数ペア:

[(1, 68630940), (2, 34315470), (3, 22876980), (4, 17157735), (5, 13726188), (6, 11438490), (7, 9804420), (9, 7625660), (10, 6863094), (12, 5719245), (14, 4902210), (15, 4575396), (18, 3812830), (20, 3431547), (21, 3268140), (28, 2451105), (30, 2287698), (35, 1960884), (36, 1906415), (42, 1634070), (45, 1525132), (60, 1143849), (63, 1089380), (70, 980442), (84, 817035), (90, 762566), (105, 653628), (126, 544690), (140, 490221), (180, 381283), (210, 326814), (252, 272345), (315, 217876), (420, 163407), (630, 108938), (1260, 54469)]