1338944992

素因数分解:

$2^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:705

約数の個数: 144

約数和(自身を含む): 3374103600

約数和(自身を除く): 2035158608

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 77, 88, 98, 112, 149, 154, 176, 196, 224, 298, 308, 352, 392, 521, 539, 596, 616, 784, 1042, 1043, 1078, 1192, 1232, 1568, 1639, 2084, 2086, 2156, 2384, 2464, 3278, 3647, 4168, 4172, 4312, 4768, 5731, 6556, 7294, 7301, 8336, 8344, 8624, 11462, 11473, 13112, 14588, 14602, 16672, 16688, 17248, 22924, 22946, 25529, 26224, 29176, 29204, 33376, 40117, 45848, 45892, 51058, 52448, 58352, 58408, 77629, 80234, 80311, 91696, 91784, 102116, 116704, 116816, 155258, 160468, 160622, 183392, 183568, 204232, 233632, 280819, 310516, 320936, 321244, 367136, 408464, 543403, 561638, 621032, 641872, 642488, 816928, 853919, 1086806, 1123276, 1242064, 1283744, 1284976, 1707838, 2173612, 2246552, 2484128, 2569952, 3415676, 3803821, 4347224, 4493104, 5977433, 6831352, 7607642, 8694448, 8986208, 11954866, 13662704, 15215284, 17388896, 23909732, 27325408, 30430568, 41842031, 47819464, 60861136, 83684062, 95638928, 121722272, 167368124, 191277856, 334736248, 669472496, 1338944992]

約数ペア:

[(1, 1338944992), (2, 669472496), (4, 334736248), (7, 191277856), (8, 167368124), (11, 121722272), (14, 95638928), (16, 83684062), (22, 60861136), (28, 47819464), (32, 41842031), (44, 30430568), (49, 27325408), (56, 23909732), (77, 17388896), (88, 15215284), (98, 13662704), (112, 11954866), (149, 8986208), (154, 8694448), (176, 7607642), (196, 6831352), (224, 5977433), (298, 4493104), (308, 4347224), (352, 3803821), (392, 3415676), (521, 2569952), (539, 2484128), (596, 2246552), (616, 2173612), (784, 1707838), (1042, 1284976), (1043, 1283744), (1078, 1242064), (1192, 1123276), (1232, 1086806), (1568, 853919), (1639, 816928), (2084, 642488), (2086, 641872), (2156, 621032), (2384, 561638), (2464, 543403), (3278, 408464), (3647, 367136), (4168, 321244), (4172, 320936), (4312, 310516), (4768, 280819), (5731, 233632), (6556, 204232), (7294, 183568), (7301, 183392), (8336, 160622), (8344, 160468), (8624, 155258), (11462, 116816), (11473, 116704), (13112, 102116), (14588, 91784), (14602, 91696), (16672, 80311), (16688, 80234), (17248, 77629), (22924, 58408), (22946, 58352), (25529, 52448), (26224, 51058), (29176, 45892), (29204, 45848), (33376, 40117)]