205995840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{2411}}^1$

素因数の和:2520

約数の個数: 112

約数和(自身を含む): 661659840

約数和(自身を除く): 455664000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 89, 96, 120, 160, 178, 192, 240, 267, 320, 356, 445, 480, 534, 712, 890, 960, 1068, 1335, 1424, 1780, 2136, 2411, 2670, 2848, 3560, 4272, 4822, 5340, 5696, 7120, 7233, 8544, 9644, 10680, 12055, 14240, 14466, 17088, 19288, 21360, 24110, 28480, 28932, 36165, 38576, 42720, 48220, 57864, 72330, 77152, 85440, 96440, 115728, 144660, 154304, 192880, 214579, 231456, 289320, 385760, 429158, 462912, 578640, 643737, 771520, 858316, 1072895, 1157280, 1287474, 1716632, 2145790, 2314560, 2574948, 3218685, 3433264, 4291580, 5149896, 6437370, 6866528, 8583160, 10299792, 12874740, 13733056, 17166320, 20599584, 25749480, 34332640, 41199168, 51498960, 68665280, 102997920, 205995840]

約数ペア:

[(1, 205995840), (2, 102997920), (3, 68665280), (4, 51498960), (5, 41199168), (6, 34332640), (8, 25749480), (10, 20599584), (12, 17166320), (15, 13733056), (16, 12874740), (20, 10299792), (24, 8583160), (30, 6866528), (32, 6437370), (40, 5149896), (48, 4291580), (60, 3433264), (64, 3218685), (80, 2574948), (89, 2314560), (96, 2145790), (120, 1716632), (160, 1287474), (178, 1157280), (192, 1072895), (240, 858316), (267, 771520), (320, 643737), (356, 578640), (445, 462912), (480, 429158), (534, 385760), (712, 289320), (890, 231456), (960, 214579), (1068, 192880), (1335, 154304), (1424, 144660), (1780, 115728), (2136, 96440), (2411, 85440), (2670, 77152), (2848, 72330), (3560, 57864), (4272, 48220), (4822, 42720), (5340, 38576), (5696, 36165), (7120, 28932), (7233, 28480), (8544, 24110), (9644, 21360), (10680, 19288), (12055, 17088), (14240, 14466)]