215119520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{919}}^1$

素因数の和:971

約数の個数: 192

約数和(自身を含む): 667699200

約数和(自身を除く): 452579680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 352, 380, 385, 418, 440, 532, 560, 608, 616, 665, 760, 770, 836, 880, 919, 1045, 1064, 1120, 1232, 1330, 1463, 1520, 1540, 1672, 1760, 1838, 2090, 2128, 2464, 2660, 2926, 3040, 3080, 3344, 3676, 4180, 4256, 4595, 5320, 5852, 6160, 6433, 6688, 7315, 7352, 8360, 9190, 10109, 10640, 11704, 12320, 12866, 14630, 14704, 16720, 17461, 18380, 20218, 21280, 23408, 25732, 29260, 29408, 32165, 33440, 34922, 36760, 40436, 46816, 50545, 51464, 58520, 64330, 69844, 70763, 73520, 80872, 87305, 101090, 102928, 117040, 122227, 128660, 139688, 141526, 147040, 161744, 174610, 192071, 202180, 205856, 234080, 244454, 257320, 279376, 283052, 323488, 349220, 353815, 384142, 404360, 488908, 514640, 558752, 566104, 611135, 698440, 707630, 768284, 808720, 960355, 977816, 1029280, 1132208, 1222270, 1344497, 1396880, 1415260, 1536568, 1617440, 1920710, 1955632, 2264416, 2444540, 2688994, 2793760, 2830520, 3073136, 3841420, 3911264, 4889080, 5377988, 5661040, 6146272, 6722485, 7682840, 9778160, 10755976, 11322080, 13444970, 15365680, 19556320, 21511952, 26889940, 30731360, 43023904, 53779880, 107559760, 215119520]

約数ペア:

[(1, 215119520), (2, 107559760), (4, 53779880), (5, 43023904), (7, 30731360), (8, 26889940), (10, 21511952), (11, 19556320), (14, 15365680), (16, 13444970), (19, 11322080), (20, 10755976), (22, 9778160), (28, 7682840), (32, 6722485), (35, 6146272), (38, 5661040), (40, 5377988), (44, 4889080), (55, 3911264), (56, 3841420), (70, 3073136), (76, 2830520), (77, 2793760), (80, 2688994), (88, 2444540), (95, 2264416), (110, 1955632), (112, 1920710), (133, 1617440), (140, 1536568), (152, 1415260), (154, 1396880), (160, 1344497), (176, 1222270), (190, 1132208), (209, 1029280), (220, 977816), (224, 960355), (266, 808720), (280, 768284), (304, 707630), (308, 698440), (352, 611135), (380, 566104), (385, 558752), (418, 514640), (440, 488908), (532, 404360), (560, 384142), (608, 353815), (616, 349220), (665, 323488), (760, 283052), (770, 279376), (836, 257320), (880, 244454), (919, 234080), (1045, 205856), (1064, 202180), (1120, 192071), (1232, 174610), (1330, 161744), (1463, 147040), (1520, 141526), (1540, 139688), (1672, 128660), (1760, 122227), (1838, 117040), (2090, 102928), (2128, 101090), (2464, 87305), (2660, 80872), (2926, 73520), (3040, 70763), (3080, 69844), (3344, 64330), (3676, 58520), (4180, 51464), (4256, 50545), (4595, 46816), (5320, 40436), (5852, 36760), (6160, 34922), (6433, 33440), (6688, 32165), (7315, 29408), (7352, 29260), (8360, 25732), (9190, 23408), (10109, 21280), (10640, 20218), (11704, 18380), (12320, 17461), (12866, 16720), (14630, 14704)]