138457600

素因数分解:

$2^9\times 5^2\times {\mathrm{29}}^1\times {\mathrm{373}}^1$

素因数の和:430

約数の個数: 120

約数和(自身を含む): 355819860

約数和(自身を除く): 217362260

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 32, 40, 50, 58, 64, 80, 100, 116, 128, 145, 160, 200, 232, 256, 290, 320, 373, 400, 464, 512, 580, 640, 725, 746, 800, 928, 1160, 1280, 1450, 1492, 1600, 1856, 1865, 2320, 2560, 2900, 2984, 3200, 3712, 3730, 4640, 5800, 5968, 6400, 7424, 7460, 9280, 9325, 10817, 11600, 11936, 12800, 14848, 14920, 18560, 18650, 21634, 23200, 23872, 29840, 37120, 37300, 43268, 46400, 47744, 54085, 59680, 74240, 74600, 86536, 92800, 95488, 108170, 119360, 149200, 173072, 185600, 190976, 216340, 238720, 270425, 298400, 346144, 371200, 432680, 477440, 540850, 596800, 692288, 865360, 954880, 1081700, 1193600, 1384576, 1730720, 2163400, 2387200, 2769152, 3461440, 4326800, 4774400, 5538304, 6922880, 8653600, 13845760, 17307200, 27691520, 34614400, 69228800, 138457600]

約数ペア:

[(1, 138457600), (2, 69228800), (4, 34614400), (5, 27691520), (8, 17307200), (10, 13845760), (16, 8653600), (20, 6922880), (25, 5538304), (29, 4774400), (32, 4326800), (40, 3461440), (50, 2769152), (58, 2387200), (64, 2163400), (80, 1730720), (100, 1384576), (116, 1193600), (128, 1081700), (145, 954880), (160, 865360), (200, 692288), (232, 596800), (256, 540850), (290, 477440), (320, 432680), (373, 371200), (400, 346144), (464, 298400), (512, 270425), (580, 238720), (640, 216340), (725, 190976), (746, 185600), (800, 173072), (928, 149200), (1160, 119360), (1280, 108170), (1450, 95488), (1492, 92800), (1600, 86536), (1856, 74600), (1865, 74240), (2320, 59680), (2560, 54085), (2900, 47744), (2984, 46400), (3200, 43268), (3712, 37300), (3730, 37120), (4640, 29840), (5800, 23872), (5968, 23200), (6400, 21634), (7424, 18650), (7460, 18560), (9280, 14920), (9325, 14848), (10817, 12800), (11600, 11936)]