20115276480

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179089}}^1$

素因数の和:179128

約数の個数: 224

約数和(自身を含む): 76421284800

約数和(自身を除く): 56306008320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 351, 360, 390, 416, 432, 468, 480, 520, 540, 576, 585, 624, 702, 720, 780, 832, 864, 936, 960, 1040, 1080, 1170, 1248, 1404, 1440, 1560, 1728, 1755, 1872, 2080, 2160, 2340, 2496, 2808, 2880, 3120, 3510, 3744, 4160, 4320, 4680, 5616, 6240, 7020, 7488, 8640, 9360, 11232, 12480, 14040, 18720, 22464, 28080, 37440, 56160, 112320, 179089, 358178, 537267, 716356, 895445, 1074534, 1432712, 1611801, 1790890, 2149068, 2328157, 2686335, 2865424, 3223602, 3581780, 4298136, 4656314, 4835403, 5372670, 5730848, 6447204, 6984471, 7163560, 8059005, 8596272, 9312628, 9670806, 10745340, 11461696, 11640785, 12894408, 13968942, 14327120, 16118010, 17192544, 18625256, 19341612, 20953413, 21490680, 23281570, 24177015, 25788816, 27937884, 28654240, 32236020, 34385088, 34922355, 37250512, 38683224, 41906826, 42981360, 46563140, 48354030, 51577632, 55875768, 57308480, 62860239, 64472040, 69844710, 74501024, 77366448, 83813652, 85962720, 93126280, 96708060, 103155264, 104767065, 111751536, 125720478, 128944080, 139689420, 149002048, 154732896, 167627304, 171925440, 186252560, 193416120, 209534130, 223503072, 251440956, 257888160, 279378840, 309465792, 314301195, 335254608, 372505120, 386832240, 419068260, 447006144, 502881912, 515776320, 558757680, 628602390, 670509216, 745010240, 773664480, 838136520, 1005763824, 1117515360, 1257204780, 1341018432, 1547328960, 1676273040, 2011527648, 2235030720, 2514409560, 3352546080, 4023055296, 5028819120, 6705092160, 10057638240, 20115276480]

約数ペア:

[(1, 20115276480), (2, 10057638240), (3, 6705092160), (4, 5028819120), (5, 4023055296), (6, 3352546080), (8, 2514409560), (9, 2235030720), (10, 2011527648), (12, 1676273040), (13, 1547328960), (15, 1341018432), (16, 1257204780), (18, 1117515360), (20, 1005763824), (24, 838136520), (26, 773664480), (27, 745010240), (30, 670509216), (32, 628602390), (36, 558757680), (39, 515776320), (40, 502881912), (45, 447006144), (48, 419068260), (52, 386832240), (54, 372505120), (60, 335254608), (64, 314301195), (65, 309465792), (72, 279378840), (78, 257888160), (80, 251440956), (90, 223503072), (96, 209534130), (104, 193416120), (108, 186252560), (117, 171925440), (120, 167627304), (130, 154732896), (135, 149002048), (144, 139689420), (156, 128944080), (160, 125720478), (180, 111751536), (192, 104767065), (195, 103155264), (208, 96708060), (216, 93126280), (234, 85962720), (240, 83813652), (260, 77366448), (270, 74501024), (288, 69844710), (312, 64472040), (320, 62860239), (351, 57308480), (360, 55875768), (390, 51577632), (416, 48354030), (432, 46563140), (468, 42981360), (480, 41906826), (520, 38683224), (540, 37250512), (576, 34922355), (585, 34385088), (624, 32236020), (702, 28654240), (720, 27937884), (780, 25788816), (832, 24177015), (864, 23281570), (936, 21490680), (960, 20953413), (1040, 19341612), (1080, 18625256), (1170, 17192544), (1248, 16118010), (1404, 14327120), (1440, 13968942), (1560, 12894408), (1728, 11640785), (1755, 11461696), (1872, 10745340), (2080, 9670806), (2160, 9312628), (2340, 8596272), (2496, 8059005), (2808, 7163560), (2880, 6984471), (3120, 6447204), (3510, 5730848), (3744, 5372670), (4160, 4835403), (4320, 4656314), (4680, 4298136), (5616, 3581780), (6240, 3223602), (7020, 2865424), (7488, 2686335), (8640, 2328157), (9360, 2149068), (11232, 1790890), (12480, 1611801), (14040, 1432712), (18720, 1074534), (22464, 895445), (28080, 716356), (37440, 537267), (56160, 358178), (112320, 179089)]