2885872760

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{379}}^1$

素因数の和:685

約数の個数: 128

約数和(自身を含む): 7042464000

約数和(自身を除く): 4156591240

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 43, 76, 86, 95, 152, 172, 190, 215, 233, 344, 379, 380, 430, 466, 758, 760, 817, 860, 932, 1165, 1516, 1634, 1720, 1864, 1895, 2330, 3032, 3268, 3790, 4085, 4427, 4660, 6536, 7201, 7580, 8170, 8854, 9320, 10019, 14402, 15160, 16297, 16340, 17708, 20038, 22135, 28804, 32594, 32680, 35416, 36005, 40076, 44270, 50095, 57608, 65188, 72010, 80152, 81485, 88307, 88540, 100190, 130376, 144020, 162970, 176614, 177080, 190361, 200380, 288040, 309643, 325940, 353228, 380722, 400760, 441535, 619286, 651880, 706456, 761444, 883070, 951805, 1238572, 1522888, 1548215, 1677833, 1766140, 1903610, 2477144, 3096430, 3355666, 3532280, 3797201, 3807220, 6192860, 6711332, 7594402, 7614440, 8389165, 12385720, 13422664, 15188804, 16778330, 18986005, 30377608, 33556660, 37972010, 67113320, 72146819, 75944020, 144293638, 151888040, 288587276, 360734095, 577174552, 721468190, 1442936380, 2885872760]

約数ペア:

[(1, 2885872760), (2, 1442936380), (4, 721468190), (5, 577174552), (8, 360734095), (10, 288587276), (19, 151888040), (20, 144293638), (38, 75944020), (40, 72146819), (43, 67113320), (76, 37972010), (86, 33556660), (95, 30377608), (152, 18986005), (172, 16778330), (190, 15188804), (215, 13422664), (233, 12385720), (344, 8389165), (379, 7614440), (380, 7594402), (430, 6711332), (466, 6192860), (758, 3807220), (760, 3797201), (817, 3532280), (860, 3355666), (932, 3096430), (1165, 2477144), (1516, 1903610), (1634, 1766140), (1720, 1677833), (1864, 1548215), (1895, 1522888), (2330, 1238572), (3032, 951805), (3268, 883070), (3790, 761444), (4085, 706456), (4427, 651880), (4660, 619286), (6536, 441535), (7201, 400760), (7580, 380722), (8170, 353228), (8854, 325940), (9320, 309643), (10019, 288040), (14402, 200380), (15160, 190361), (16297, 177080), (16340, 176614), (17708, 162970), (20038, 144020), (22135, 130376), (28804, 100190), (32594, 88540), (32680, 88307), (35416, 81485), (36005, 80152), (40076, 72010), (44270, 65188), (50095, 57608)]