2989638720

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{38447}}^1$

素因数の和:38479

約数の個数: 168

約数和(自身を含む): 10664244864

約数和(自身を除く): 7674606144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 192, 216, 240, 243, 270, 288, 320, 324, 360, 405, 432, 480, 486, 540, 576, 648, 720, 810, 864, 960, 972, 1080, 1215, 1296, 1440, 1620, 1728, 1944, 2160, 2430, 2592, 2880, 3240, 3888, 4320, 4860, 5184, 6480, 7776, 8640, 9720, 12960, 15552, 19440, 25920, 38447, 38880, 76894, 77760, 115341, 153788, 192235, 230682, 307576, 346023, 384470, 461364, 576705, 615152, 692046, 768940, 922728, 1038069, 1153410, 1230304, 1384092, 1537880, 1730115, 1845456, 2076138, 2306820, 2460608, 2768184, 3075760, 3114207, 3460230, 3690912, 4152276, 4613640, 5190345, 5536368, 6151520, 6228414, 6920460, 7381824, 8304552, 9227280, 9342621, 10380690, 11072736, 12303040, 12456828, 13840920, 15571035, 16609104, 18454560, 18685242, 20761380, 22145472, 24913656, 27681840, 31142070, 33218208, 36909120, 37370484, 41522760, 46713105, 49827312, 55363680, 62284140, 66436416, 74740968, 83045520, 93426210, 99654624, 110727360, 124568280, 149481936, 166091040, 186852420, 199309248, 249136560, 298963872, 332182080, 373704840, 498273120, 597927744, 747409680, 996546240, 1494819360, 2989638720]

約数ペア:

[(1, 2989638720), (2, 1494819360), (3, 996546240), (4, 747409680), (5, 597927744), (6, 498273120), (8, 373704840), (9, 332182080), (10, 298963872), (12, 249136560), (15, 199309248), (16, 186852420), (18, 166091040), (20, 149481936), (24, 124568280), (27, 110727360), (30, 99654624), (32, 93426210), (36, 83045520), (40, 74740968), (45, 66436416), (48, 62284140), (54, 55363680), (60, 49827312), (64, 46713105), (72, 41522760), (80, 37370484), (81, 36909120), (90, 33218208), (96, 31142070), (108, 27681840), (120, 24913656), (135, 22145472), (144, 20761380), (160, 18685242), (162, 18454560), (180, 16609104), (192, 15571035), (216, 13840920), (240, 12456828), (243, 12303040), (270, 11072736), (288, 10380690), (320, 9342621), (324, 9227280), (360, 8304552), (405, 7381824), (432, 6920460), (480, 6228414), (486, 6151520), (540, 5536368), (576, 5190345), (648, 4613640), (720, 4152276), (810, 3690912), (864, 3460230), (960, 3114207), (972, 3075760), (1080, 2768184), (1215, 2460608), (1296, 2306820), (1440, 2076138), (1620, 1845456), (1728, 1730115), (1944, 1537880), (2160, 1384092), (2430, 1230304), (2592, 1153410), (2880, 1038069), (3240, 922728), (3888, 768940), (4320, 692046), (4860, 615152), (5184, 576705), (6480, 461364), (7776, 384470), (8640, 346023), (9720, 307576), (12960, 230682), (15552, 192235), (19440, 153788), (25920, 115341), (38447, 77760), (38880, 76894)]