290520

素因数分解:

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

素因数の和:289

約数の個数: 64

約数和(自身を含む): 972000

約数和(自身を除く): 681480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 269, 270, 360, 538, 540, 807, 1076, 1080, 1345, 1614, 2152, 2421, 2690, 3228, 4035, 4842, 5380, 6456, 7263, 8070, 9684, 10760, 12105, 14526, 16140, 19368, 24210, 29052, 32280, 36315, 48420, 58104, 72630, 96840, 145260, 290520]

約数ペア:

[(1, 290520), (2, 145260), (3, 96840), (4, 72630), (5, 58104), (6, 48420), (8, 36315), (9, 32280), (10, 29052), (12, 24210), (15, 19368), (18, 16140), (20, 14526), (24, 12105), (27, 10760), (30, 9684), (36, 8070), (40, 7263), (45, 6456), (54, 5380), (60, 4842), (72, 4035), (90, 3228), (108, 2690), (120, 2421), (135, 2152), (180, 1614), (216, 1345), (269, 1080), (270, 1076), (360, 807), (538, 540)]