67215780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1453}}^1$

素因数の和:1725

約数の個数: 72

約数和(自身を含む): 204822072

約数和(自身を除く): 137606292

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1453, 1542, 2313, 2570, 2906, 3084, 3855, 4359, 4626, 5140, 5812, 7265, 7710, 8718, 9252, 11565, 13077, 14530, 15420, 17436, 21795, 23130, 26154, 29060, 43590, 46260, 52308, 65385, 87180, 130770, 261540, 373421, 746842, 1120263, 1493684, 1867105, 2240526, 3360789, 3734210, 4481052, 5601315, 6721578, 7468420, 11202630, 13443156, 16803945, 22405260, 33607890, 67215780]

約数ペア:

[(1, 67215780), (2, 33607890), (3, 22405260), (4, 16803945), (5, 13443156), (6, 11202630), (9, 7468420), (10, 6721578), (12, 5601315), (15, 4481052), (18, 3734210), (20, 3360789), (30, 2240526), (36, 1867105), (45, 1493684), (60, 1120263), (90, 746842), (180, 373421), (257, 261540), (514, 130770), (771, 87180), (1028, 65385), (1285, 52308), (1453, 46260), (1542, 43590), (2313, 29060), (2570, 26154), (2906, 23130), (3084, 21795), (3855, 17436), (4359, 15420), (4626, 14530), (5140, 13077), (5812, 11565), (7265, 9252), (7710, 8718)]