1903979520

素因数分解:

$2^{10}\times 3^4\times 5^1\times {\mathrm{4591}}^1$

素因数の和:4628

約数の個数: 220

約数和(自身を含む): 6824272224

約数和(自身を除く): 4920292704

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, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1024, 1080, 1152, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 2160, 2304, 2560, 2592, 2880, 3072, 3240, 3456, 3840, 4320, 4591, 4608, 5120, 5184, 5760, 6480, 6912, 7680, 8640, 9182, 9216, 10368, 11520, 12960, 13773, 13824, 15360, 17280, 18364, 20736, 22955, 23040, 25920, 27546, 27648, 34560, 36728, 41319, 41472, 45910, 46080, 51840, 55092, 68865, 69120, 73456, 82638, 82944, 91820, 103680, 110184, 123957, 137730, 138240, 146912, 165276, 183640, 206595, 207360, 220368, 247914, 275460, 293824, 330552, 367280, 371871, 413190, 414720, 440736, 495828, 550920, 587648, 619785, 661104, 734560, 743742, 826380, 881472, 991656, 1101840, 1175296, 1239570, 1322208, 1469120, 1487484, 1652760, 1762944, 1859355, 1983312, 2203680, 2350592, 2479140, 2644416, 2938240, 2974968, 3305520, 3525888, 3718710, 3966624, 4407360, 4701184, 4958280, 5288832, 5876480, 5949936, 6611040, 7051776, 7437420, 7933248, 8814720, 9916560, 10577664, 11752960, 11899872, 13222080, 14103552, 14874840, 15866496, 17629440, 19833120, 21155328, 23505920, 23799744, 26444160, 29749680, 31732992, 35258880, 39666240, 42310656, 47599488, 52888320, 59499360, 63465984, 70517760, 79332480, 95198976, 105776640, 118998720, 126931968, 158664960, 190397952, 211553280, 237997440, 317329920, 380795904, 475994880, 634659840, 951989760, 1903979520]

約数ペア:

[(1, 1903979520), (2, 951989760), (3, 634659840), (4, 475994880), (5, 380795904), (6, 317329920), (8, 237997440), (9, 211553280), (10, 190397952), (12, 158664960), (15, 126931968), (16, 118998720), (18, 105776640), (20, 95198976), (24, 79332480), (27, 70517760), (30, 63465984), (32, 59499360), (36, 52888320), (40, 47599488), (45, 42310656), (48, 39666240), (54, 35258880), (60, 31732992), (64, 29749680), (72, 26444160), (80, 23799744), (81, 23505920), (90, 21155328), (96, 19833120), (108, 17629440), (120, 15866496), (128, 14874840), (135, 14103552), (144, 13222080), (160, 11899872), (162, 11752960), (180, 10577664), (192, 9916560), (216, 8814720), (240, 7933248), (256, 7437420), (270, 7051776), (288, 6611040), (320, 5949936), (324, 5876480), (360, 5288832), (384, 4958280), (405, 4701184), (432, 4407360), (480, 3966624), (512, 3718710), (540, 3525888), (576, 3305520), (640, 2974968), (648, 2938240), (720, 2644416), (768, 2479140), (810, 2350592), (864, 2203680), (960, 1983312), (1024, 1859355), (1080, 1762944), (1152, 1652760), (1280, 1487484), (1296, 1469120), (1440, 1322208), (1536, 1239570), (1620, 1175296), (1728, 1101840), (1920, 991656), (2160, 881472), (2304, 826380), (2560, 743742), (2592, 734560), (2880, 661104), (3072, 619785), (3240, 587648), (3456, 550920), (3840, 495828), (4320, 440736), (4591, 414720), (4608, 413190), (5120, 371871), (5184, 367280), (5760, 330552), (6480, 293824), (6912, 275460), (7680, 247914), (8640, 220368), (9182, 207360), (9216, 206595), (10368, 183640), (11520, 165276), (12960, 146912), (13773, 138240), (13824, 137730), (15360, 123957), (17280, 110184), (18364, 103680), (20736, 91820), (22955, 82944), (23040, 82638), (25920, 73456), (27546, 69120), (27648, 68865), (34560, 55092), (36728, 51840), (41319, 46080), (41472, 45910)]