15318720

素因数分解:

$2^6\times 3^5\times 5^1\times {\mathrm{197}}^1$

素因数の和:229

約数の個数: 168

約数和(自身を含む): 54918864

約数和(自身を除く): 39600144

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, 197, 216, 240, 243, 270, 288, 320, 324, 360, 394, 405, 432, 480, 486, 540, 576, 591, 648, 720, 788, 810, 864, 960, 972, 985, 1080, 1182, 1215, 1296, 1440, 1576, 1620, 1728, 1773, 1944, 1970, 2160, 2364, 2430, 2592, 2880, 2955, 3152, 3240, 3546, 3888, 3940, 4320, 4728, 4860, 5184, 5319, 5910, 6304, 6480, 7092, 7776, 7880, 8640, 8865, 9456, 9720, 10638, 11820, 12608, 12960, 14184, 15552, 15760, 15957, 17730, 18912, 19440, 21276, 23640, 25920, 26595, 28368, 31520, 31914, 35460, 37824, 38880, 42552, 47280, 47871, 53190, 56736, 63040, 63828, 70920, 77760, 79785, 85104, 94560, 95742, 106380, 113472, 127656, 141840, 159570, 170208, 189120, 191484, 212760, 239355, 255312, 283680, 319140, 340416, 382968, 425520, 478710, 510624, 567360, 638280, 765936, 851040, 957420, 1021248, 1276560, 1531872, 1702080, 1914840, 2553120, 3063744, 3829680, 5106240, 7659360, 15318720]

約数ペア:

[(1, 15318720), (2, 7659360), (3, 5106240), (4, 3829680), (5, 3063744), (6, 2553120), (8, 1914840), (9, 1702080), (10, 1531872), (12, 1276560), (15, 1021248), (16, 957420), (18, 851040), (20, 765936), (24, 638280), (27, 567360), (30, 510624), (32, 478710), (36, 425520), (40, 382968), (45, 340416), (48, 319140), (54, 283680), (60, 255312), (64, 239355), (72, 212760), (80, 191484), (81, 189120), (90, 170208), (96, 159570), (108, 141840), (120, 127656), (135, 113472), (144, 106380), (160, 95742), (162, 94560), (180, 85104), (192, 79785), (197, 77760), (216, 70920), (240, 63828), (243, 63040), (270, 56736), (288, 53190), (320, 47871), (324, 47280), (360, 42552), (394, 38880), (405, 37824), (432, 35460), (480, 31914), (486, 31520), (540, 28368), (576, 26595), (591, 25920), (648, 23640), (720, 21276), (788, 19440), (810, 18912), (864, 17730), (960, 15957), (972, 15760), (985, 15552), (1080, 14184), (1182, 12960), (1215, 12608), (1296, 11820), (1440, 10638), (1576, 9720), (1620, 9456), (1728, 8865), (1773, 8640), (1944, 7880), (1970, 7776), (2160, 7092), (2364, 6480), (2430, 6304), (2592, 5910), (2880, 5319), (2955, 5184), (3152, 4860), (3240, 4728), (3546, 4320), (3888, 3940)]