338940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{269}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 1179360

約数和(自身を除く): 840420

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, 269, 315, 420, 538, 630, 807, 1076, 1260, 1345, 1614, 1883, 2421, 2690, 3228, 3766, 4035, 4842, 5380, 5649, 7532, 8070, 9415, 9684, 11298, 12105, 16140, 16947, 18830, 22596, 24210, 28245, 33894, 37660, 48420, 56490, 67788, 84735, 112980, 169470, 338940]

約数ペア:

[(1, 338940), (2, 169470), (3, 112980), (4, 84735), (5, 67788), (6, 56490), (7, 48420), (9, 37660), (10, 33894), (12, 28245), (14, 24210), (15, 22596), (18, 18830), (20, 16947), (21, 16140), (28, 12105), (30, 11298), (35, 9684), (36, 9415), (42, 8070), (45, 7532), (60, 5649), (63, 5380), (70, 4842), (84, 4035), (90, 3766), (105, 3228), (126, 2690), (140, 2421), (180, 1883), (210, 1614), (252, 1345), (269, 1260), (315, 1076), (420, 807), (538, 630)]