276448680

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{255971}}^1$

素因数の和:255991

約数の個数: 64

約数和(自身を含む): 921499200

約数和(自身を除く): 645050520

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, 270, 360, 540, 1080, 255971, 511942, 767913, 1023884, 1279855, 1535826, 2047768, 2303739, 2559710, 3071652, 3839565, 4607478, 5119420, 6143304, 6911217, 7679130, 9214956, 10238840, 11518695, 13822434, 15358260, 18429912, 23037390, 27644868, 30716520, 34556085, 46074780, 55289736, 69112170, 92149560, 138224340, 276448680]

約数ペア:

[(1, 276448680), (2, 138224340), (3, 92149560), (4, 69112170), (5, 55289736), (6, 46074780), (8, 34556085), (9, 30716520), (10, 27644868), (12, 23037390), (15, 18429912), (18, 15358260), (20, 13822434), (24, 11518695), (27, 10238840), (30, 9214956), (36, 7679130), (40, 6911217), (45, 6143304), (54, 5119420), (60, 4607478), (72, 3839565), (90, 3071652), (108, 2559710), (120, 2303739), (135, 2047768), (180, 1535826), (216, 1279855), (270, 1023884), (360, 767913), (540, 511942), (1080, 255971)]