12997600

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:249

約数の個数: 144

約数和(自身を含む): 39747456

約数和(自身を除く): 26749856

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 44, 50, 55, 56, 70, 77, 80, 88, 100, 110, 112, 140, 154, 160, 175, 176, 200, 211, 220, 224, 275, 280, 308, 350, 352, 385, 400, 422, 440, 550, 560, 616, 700, 770, 800, 844, 880, 1055, 1100, 1120, 1232, 1400, 1477, 1540, 1688, 1760, 1925, 2110, 2200, 2321, 2464, 2800, 2954, 3080, 3376, 3850, 4220, 4400, 4642, 5275, 5600, 5908, 6160, 6752, 7385, 7700, 8440, 8800, 9284, 10550, 11605, 11816, 12320, 14770, 15400, 16247, 16880, 18568, 21100, 23210, 23632, 29540, 30800, 32494, 33760, 36925, 37136, 42200, 46420, 47264, 58025, 59080, 61600, 64988, 73850, 74272, 81235, 84400, 92840, 116050, 118160, 129976, 147700, 162470, 168800, 185680, 232100, 236320, 259952, 295400, 324940, 371360, 406175, 464200, 519904, 590800, 649880, 812350, 928400, 1181600, 1299760, 1624700, 1856800, 2599520, 3249400, 6498800, 12997600]

約数ペア:

[(1, 12997600), (2, 6498800), (4, 3249400), (5, 2599520), (7, 1856800), (8, 1624700), (10, 1299760), (11, 1181600), (14, 928400), (16, 812350), (20, 649880), (22, 590800), (25, 519904), (28, 464200), (32, 406175), (35, 371360), (40, 324940), (44, 295400), (50, 259952), (55, 236320), (56, 232100), (70, 185680), (77, 168800), (80, 162470), (88, 147700), (100, 129976), (110, 118160), (112, 116050), (140, 92840), (154, 84400), (160, 81235), (175, 74272), (176, 73850), (200, 64988), (211, 61600), (220, 59080), (224, 58025), (275, 47264), (280, 46420), (308, 42200), (350, 37136), (352, 36925), (385, 33760), (400, 32494), (422, 30800), (440, 29540), (550, 23632), (560, 23210), (616, 21100), (700, 18568), (770, 16880), (800, 16247), (844, 15400), (880, 14770), (1055, 12320), (1100, 11816), (1120, 11605), (1232, 10550), (1400, 9284), (1477, 8800), (1540, 8440), (1688, 7700), (1760, 7385), (1925, 6752), (2110, 6160), (2200, 5908), (2321, 5600), (2464, 5275), (2800, 4642), (2954, 4400), (3080, 4220), (3376, 3850)]