1907894880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{509}}^1$

素因数の和:686

約数の個数: 288

約数和(自身を含む): 6916946400

約数和(自身を除く): 5009051520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 137, 144, 152, 160, 171, 180, 190, 228, 240, 274, 285, 288, 304, 342, 360, 380, 411, 456, 480, 509, 548, 570, 608, 684, 685, 720, 760, 822, 855, 912, 1018, 1096, 1140, 1233, 1368, 1370, 1440, 1520, 1527, 1644, 1710, 1824, 2036, 2055, 2192, 2280, 2466, 2545, 2603, 2736, 2740, 3040, 3054, 3288, 3420, 4072, 4110, 4384, 4560, 4581, 4932, 5090, 5206, 5472, 5480, 6108, 6165, 6576, 6840, 7635, 7809, 8144, 8220, 9120, 9162, 9671, 9864, 10180, 10412, 10960, 12216, 12330, 13015, 13152, 13680, 15270, 15618, 16288, 16440, 18324, 19342, 19728, 20360, 20824, 21920, 22905, 23427, 24432, 24660, 26030, 27360, 29013, 30540, 31236, 32880, 36648, 38684, 39045, 39456, 40720, 41648, 45810, 46854, 48355, 48864, 49320, 52060, 58026, 61080, 62472, 65760, 69733, 73296, 77368, 78090, 81440, 83296, 87039, 91620, 93708, 96710, 98640, 104120, 116052, 117135, 122160, 124944, 139466, 145065, 146592, 154736, 156180, 174078, 183240, 187416, 193420, 197280, 208240, 209199, 232104, 234270, 244320, 249888, 278932, 290130, 309472, 312360, 348156, 348665, 366480, 374832, 386840, 416480, 418398, 435195, 464208, 468540, 557864, 580260, 624720, 627597, 696312, 697330, 732960, 749664, 773680, 836796, 870390, 928416, 937080, 1045995, 1115728, 1160520, 1249440, 1255194, 1324927, 1392624, 1394660, 1547360, 1673592, 1740780, 1874160, 2091990, 2231456, 2321040, 2510388, 2649854, 2785248, 2789320, 3137985, 3347184, 3481560, 3748320, 3974781, 4183980, 4642080, 5020776, 5299708, 5578640, 6275970, 6624635, 6694368, 6963120, 7949562, 8367960, 10041552, 10599416, 11157280, 11924343, 12551940, 13249270, 13926240, 15899124, 16735920, 19873905, 20083104, 21198832, 23848686, 25103880, 26498540, 31798248, 33471840, 39747810, 42397664, 47697372, 50207760, 52997080, 59621715, 63596496, 79495620, 95394744, 100415520, 105994160, 119243430, 127192992, 158991240, 190789488, 211988320, 238486860, 317982480, 381578976, 476973720, 635964960, 953947440, 1907894880]

約数ペア:

[(1, 1907894880), (2, 953947440), (3, 635964960), (4, 476973720), (5, 381578976), (6, 317982480), (8, 238486860), (9, 211988320), (10, 190789488), (12, 158991240), (15, 127192992), (16, 119243430), (18, 105994160), (19, 100415520), (20, 95394744), (24, 79495620), (30, 63596496), (32, 59621715), (36, 52997080), (38, 50207760), (40, 47697372), (45, 42397664), (48, 39747810), (57, 33471840), (60, 31798248), (72, 26498540), (76, 25103880), (80, 23848686), (90, 21198832), (95, 20083104), (96, 19873905), (114, 16735920), (120, 15899124), (137, 13926240), (144, 13249270), (152, 12551940), (160, 11924343), (171, 11157280), (180, 10599416), (190, 10041552), (228, 8367960), (240, 7949562), (274, 6963120), (285, 6694368), (288, 6624635), (304, 6275970), (342, 5578640), (360, 5299708), (380, 5020776), (411, 4642080), (456, 4183980), (480, 3974781), (509, 3748320), (548, 3481560), (570, 3347184), (608, 3137985), (684, 2789320), (685, 2785248), (720, 2649854), (760, 2510388), (822, 2321040), (855, 2231456), (912, 2091990), (1018, 1874160), (1096, 1740780), (1140, 1673592), (1233, 1547360), (1368, 1394660), (1370, 1392624), (1440, 1324927), (1520, 1255194), (1527, 1249440), (1644, 1160520), (1710, 1115728), (1824, 1045995), (2036, 937080), (2055, 928416), (2192, 870390), (2280, 836796), (2466, 773680), (2545, 749664), (2603, 732960), (2736, 697330), (2740, 696312), (3040, 627597), (3054, 624720), (3288, 580260), (3420, 557864), (4072, 468540), (4110, 464208), (4384, 435195), (4560, 418398), (4581, 416480), (4932, 386840), (5090, 374832), (5206, 366480), (5472, 348665), (5480, 348156), (6108, 312360), (6165, 309472), (6576, 290130), (6840, 278932), (7635, 249888), (7809, 244320), (8144, 234270), (8220, 232104), (9120, 209199), (9162, 208240), (9671, 197280), (9864, 193420), (10180, 187416), (10412, 183240), (10960, 174078), (12216, 156180), (12330, 154736), (13015, 146592), (13152, 145065), (13680, 139466), (15270, 124944), (15618, 122160), (16288, 117135), (16440, 116052), (18324, 104120), (19342, 98640), (19728, 96710), (20360, 93708), (20824, 91620), (21920, 87039), (22905, 83296), (23427, 81440), (24432, 78090), (24660, 77368), (26030, 73296), (27360, 69733), (29013, 65760), (30540, 62472), (31236, 61080), (32880, 58026), (36648, 52060), (38684, 49320), (39045, 48864), (39456, 48355), (40720, 46854), (41648, 45810)]