725486720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{2417}}^1$

素因数の和:2510

約数の個数: 128

約数和(自身を含む): 2012549760

約数和(自身を除く): 1287063040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 67, 70, 80, 112, 128, 134, 140, 160, 224, 268, 280, 320, 335, 448, 469, 536, 560, 640, 670, 896, 938, 1072, 1120, 1340, 1876, 2144, 2240, 2345, 2417, 2680, 3752, 4288, 4480, 4690, 4834, 5360, 7504, 8576, 9380, 9668, 10720, 12085, 15008, 16919, 18760, 19336, 21440, 24170, 30016, 33838, 37520, 38672, 42880, 48340, 60032, 67676, 75040, 77344, 84595, 96680, 135352, 150080, 154688, 161939, 169190, 193360, 270704, 300160, 309376, 323878, 338380, 386720, 541408, 647756, 676760, 773440, 809695, 1082816, 1133573, 1295512, 1353520, 1546880, 1619390, 2165632, 2267146, 2591024, 2707040, 3238780, 4534292, 5182048, 5414080, 5667865, 6477560, 9068584, 10364096, 10828160, 11335730, 12955120, 18137168, 20728192, 22671460, 25910240, 36274336, 45342920, 51820480, 72548672, 90685840, 103640960, 145097344, 181371680, 362743360, 725486720]

約数ペア:

[(1, 725486720), (2, 362743360), (4, 181371680), (5, 145097344), (7, 103640960), (8, 90685840), (10, 72548672), (14, 51820480), (16, 45342920), (20, 36274336), (28, 25910240), (32, 22671460), (35, 20728192), (40, 18137168), (56, 12955120), (64, 11335730), (67, 10828160), (70, 10364096), (80, 9068584), (112, 6477560), (128, 5667865), (134, 5414080), (140, 5182048), (160, 4534292), (224, 3238780), (268, 2707040), (280, 2591024), (320, 2267146), (335, 2165632), (448, 1619390), (469, 1546880), (536, 1353520), (560, 1295512), (640, 1133573), (670, 1082816), (896, 809695), (938, 773440), (1072, 676760), (1120, 647756), (1340, 541408), (1876, 386720), (2144, 338380), (2240, 323878), (2345, 309376), (2417, 300160), (2680, 270704), (3752, 193360), (4288, 169190), (4480, 161939), (4690, 154688), (4834, 150080), (5360, 135352), (7504, 96680), (8576, 84595), (9380, 77344), (9668, 75040), (10720, 67676), (12085, 60032), (15008, 48340), (16919, 42880), (18760, 38672), (19336, 37520), (21440, 33838), (24170, 30016)]