18596520

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:344

約数の個数: 128

約数和(自身を含む): 63158400

約数和(自身を除く): 44561880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 67, 72, 90, 108, 120, 134, 135, 180, 201, 216, 257, 268, 270, 335, 360, 402, 514, 536, 540, 603, 670, 771, 804, 1005, 1028, 1080, 1206, 1285, 1340, 1542, 1608, 1809, 2010, 2056, 2313, 2412, 2570, 2680, 3015, 3084, 3618, 3855, 4020, 4626, 4824, 5140, 6030, 6168, 6939, 7236, 7710, 8040, 9045, 9252, 10280, 11565, 12060, 13878, 14472, 15420, 17219, 18090, 18504, 23130, 24120, 27756, 30840, 34438, 34695, 36180, 46260, 51657, 55512, 68876, 69390, 72360, 86095, 92520, 103314, 137752, 138780, 154971, 172190, 206628, 258285, 277560, 309942, 344380, 413256, 464913, 516570, 619884, 688760, 774855, 929826, 1033140, 1239768, 1549710, 1859652, 2066280, 2324565, 3099420, 3719304, 4649130, 6198840, 9298260, 18596520]

約数ペア:

[(1, 18596520), (2, 9298260), (3, 6198840), (4, 4649130), (5, 3719304), (6, 3099420), (8, 2324565), (9, 2066280), (10, 1859652), (12, 1549710), (15, 1239768), (18, 1033140), (20, 929826), (24, 774855), (27, 688760), (30, 619884), (36, 516570), (40, 464913), (45, 413256), (54, 344380), (60, 309942), (67, 277560), (72, 258285), (90, 206628), (108, 172190), (120, 154971), (134, 138780), (135, 137752), (180, 103314), (201, 92520), (216, 86095), (257, 72360), (268, 69390), (270, 68876), (335, 55512), (360, 51657), (402, 46260), (514, 36180), (536, 34695), (540, 34438), (603, 30840), (670, 27756), (771, 24120), (804, 23130), (1005, 18504), (1028, 18090), (1080, 17219), (1206, 15420), (1285, 14472), (1340, 13878), (1542, 12060), (1608, 11565), (1809, 10280), (2010, 9252), (2056, 9045), (2313, 8040), (2412, 7710), (2570, 7236), (2680, 6939), (3015, 6168), (3084, 6030), (3618, 5140), (3855, 4824), (4020, 4626)]