20686838400

素因数分解:

$2^7\times 3^3\times 5^2\times {\mathrm{239431}}^1$

素因数の和:239464

約数の個数: 192

約数和(自身を含む): 75708398400

約数和(自身を除く): 55021560000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 90, 96, 100, 108, 120, 128, 135, 144, 150, 160, 180, 192, 200, 216, 225, 240, 270, 288, 300, 320, 360, 384, 400, 432, 450, 480, 540, 576, 600, 640, 675, 720, 800, 864, 900, 960, 1080, 1152, 1200, 1350, 1440, 1600, 1728, 1800, 1920, 2160, 2400, 2700, 2880, 3200, 3456, 3600, 4320, 4800, 5400, 5760, 7200, 8640, 9600, 10800, 14400, 17280, 21600, 28800, 43200, 86400, 239431, 478862, 718293, 957724, 1197155, 1436586, 1915448, 2154879, 2394310, 2873172, 3591465, 3830896, 4309758, 4788620, 5746344, 5985775, 6464637, 7182930, 7661792, 8619516, 9577240, 10774395, 11492688, 11971550, 12929274, 14365860, 15323584, 17239032, 17957325, 19154480, 21548790, 22985376, 23943100, 25858548, 28731720, 30647168, 32323185, 34478064, 35914650, 38308960, 43097580, 45970752, 47886200, 51717096, 53871975, 57463440, 64646370, 68956128, 71829300, 76617920, 86195160, 91941504, 95772400, 103434192, 107743950, 114926880, 129292740, 137912256, 143658600, 153235840, 161615925, 172390320, 191544800, 206868384, 215487900, 229853760, 258585480, 275824512, 287317200, 323231850, 344780640, 383089600, 413736768, 430975800, 459707520, 517170960, 574634400, 646463700, 689561280, 766179200, 827473536, 861951600, 1034341920, 1149268800, 1292927400, 1379122560, 1723903200, 2068683840, 2298537600, 2585854800, 3447806400, 4137367680, 5171709600, 6895612800, 10343419200, 20686838400]

約数ペア:

[(1, 20686838400), (2, 10343419200), (3, 6895612800), (4, 5171709600), (5, 4137367680), (6, 3447806400), (8, 2585854800), (9, 2298537600), (10, 2068683840), (12, 1723903200), (15, 1379122560), (16, 1292927400), (18, 1149268800), (20, 1034341920), (24, 861951600), (25, 827473536), (27, 766179200), (30, 689561280), (32, 646463700), (36, 574634400), (40, 517170960), (45, 459707520), (48, 430975800), (50, 413736768), (54, 383089600), (60, 344780640), (64, 323231850), (72, 287317200), (75, 275824512), (80, 258585480), (90, 229853760), (96, 215487900), (100, 206868384), (108, 191544800), (120, 172390320), (128, 161615925), (135, 153235840), (144, 143658600), (150, 137912256), (160, 129292740), (180, 114926880), (192, 107743950), (200, 103434192), (216, 95772400), (225, 91941504), (240, 86195160), (270, 76617920), (288, 71829300), (300, 68956128), (320, 64646370), (360, 57463440), (384, 53871975), (400, 51717096), (432, 47886200), (450, 45970752), (480, 43097580), (540, 38308960), (576, 35914650), (600, 34478064), (640, 32323185), (675, 30647168), (720, 28731720), (800, 25858548), (864, 23943100), (900, 22985376), (960, 21548790), (1080, 19154480), (1152, 17957325), (1200, 17239032), (1350, 15323584), (1440, 14365860), (1600, 12929274), (1728, 11971550), (1800, 11492688), (1920, 10774395), (2160, 9577240), (2400, 8619516), (2700, 7661792), (2880, 7182930), (3200, 6464637), (3456, 5985775), (3600, 5746344), (4320, 4788620), (4800, 4309758), (5400, 3830896), (5760, 3591465), (7200, 2873172), (8640, 2394310), (9600, 2154879), (10800, 1915448), (14400, 1436586), (17280, 1197155), (21600, 957724), (28800, 718293), (43200, 478862), (86400, 239431)]