1218719964

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:309

約数の個数: 288

約数和(自身を含む): 3897815040

約数和(自身を除く): 2679095076

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 19, 21, 22, 28, 33, 38, 42, 44, 47, 49, 57, 66, 76, 77, 84, 94, 98, 114, 132, 133, 141, 147, 154, 188, 196, 209, 211, 228, 231, 266, 282, 294, 308, 329, 399, 418, 422, 462, 517, 532, 539, 564, 588, 627, 633, 658, 798, 836, 844, 893, 924, 931, 987, 1034, 1078, 1254, 1266, 1316, 1463, 1477, 1551, 1596, 1617, 1786, 1862, 1974, 2068, 2156, 2303, 2321, 2508, 2532, 2679, 2793, 2926, 2954, 3102, 3234, 3572, 3619, 3724, 3948, 4009, 4389, 4431, 4606, 4642, 5358, 5586, 5852, 5908, 6204, 6251, 6468, 6909, 6963, 7238, 8018, 8778, 8862, 9212, 9284, 9823, 9917, 10241, 10339, 10716, 10857, 11172, 12027, 12502, 13818, 13926, 14476, 16036, 16247, 17556, 17724, 18753, 19646, 19834, 20482, 20678, 21714, 24054, 25004, 25333, 27636, 27852, 28063, 29469, 29751, 30723, 31017, 32494, 37506, 39292, 39668, 40964, 41356, 43428, 43757, 44099, 48108, 48741, 50666, 56126, 58938, 59502, 61446, 62034, 64988, 68761, 69419, 75012, 75999, 84189, 87514, 88198, 97482, 101332, 109087, 112252, 113729, 117876, 119004, 122892, 124068, 131271, 132297, 137522, 138838, 151998, 168378, 175028, 176396, 188423, 194964, 196441, 206283, 208257, 218174, 227458, 262542, 264594, 275044, 277676, 303996, 308693, 327261, 336756, 341187, 376846, 392882, 412566, 416514, 436348, 454916, 481327, 485933, 525084, 529188, 565269, 589323, 617386, 654522, 682374, 753692, 763609, 785764, 825132, 833028, 926079, 962654, 971866, 1130538, 1178646, 1234772, 1309044, 1318961, 1364748, 1443981, 1457799, 1527218, 1852158, 1925308, 1943732, 2072653, 2160851, 2261076, 2290827, 2357292, 2637922, 2887962, 2915598, 3054436, 3704316, 3956883, 4145306, 4321702, 4581654, 5275844, 5345263, 5775924, 5831196, 6217959, 6482553, 7913766, 8290612, 8643404, 9163308, 9232727, 10690526, 12435918, 12965106, 14508571, 15827532, 16035789, 18465454, 21381052, 24871836, 25930212, 27698181, 29017142, 32071578, 36930908, 43525713, 55396362, 58034284, 64143156, 87051426, 101559997, 110792724, 174102852, 203119994, 304679991, 406239988, 609359982, 1218719964]

約数ペア:

[(1, 1218719964), (2, 609359982), (3, 406239988), (4, 304679991), (6, 203119994), (7, 174102852), (11, 110792724), (12, 101559997), (14, 87051426), (19, 64143156), (21, 58034284), (22, 55396362), (28, 43525713), (33, 36930908), (38, 32071578), (42, 29017142), (44, 27698181), (47, 25930212), (49, 24871836), (57, 21381052), (66, 18465454), (76, 16035789), (77, 15827532), (84, 14508571), (94, 12965106), (98, 12435918), (114, 10690526), (132, 9232727), (133, 9163308), (141, 8643404), (147, 8290612), (154, 7913766), (188, 6482553), (196, 6217959), (209, 5831196), (211, 5775924), (228, 5345263), (231, 5275844), (266, 4581654), (282, 4321702), (294, 4145306), (308, 3956883), (329, 3704316), (399, 3054436), (418, 2915598), (422, 2887962), (462, 2637922), (517, 2357292), (532, 2290827), (539, 2261076), (564, 2160851), (588, 2072653), (627, 1943732), (633, 1925308), (658, 1852158), (798, 1527218), (836, 1457799), (844, 1443981), (893, 1364748), (924, 1318961), (931, 1309044), (987, 1234772), (1034, 1178646), (1078, 1130538), (1254, 971866), (1266, 962654), (1316, 926079), (1463, 833028), (1477, 825132), (1551, 785764), (1596, 763609), (1617, 753692), (1786, 682374), (1862, 654522), (1974, 617386), (2068, 589323), (2156, 565269), (2303, 529188), (2321, 525084), (2508, 485933), (2532, 481327), (2679, 454916), (2793, 436348), (2926, 416514), (2954, 412566), (3102, 392882), (3234, 376846), (3572, 341187), (3619, 336756), (3724, 327261), (3948, 308693), (4009, 303996), (4389, 277676), (4431, 275044), (4606, 264594), (4642, 262542), (5358, 227458), (5586, 218174), (5852, 208257), (5908, 206283), (6204, 196441), (6251, 194964), (6468, 188423), (6909, 176396), (6963, 175028), (7238, 168378), (8018, 151998), (8778, 138838), (8862, 137522), (9212, 132297), (9284, 131271), (9823, 124068), (9917, 122892), (10241, 119004), (10339, 117876), (10716, 113729), (10857, 112252), (11172, 109087), (12027, 101332), (12502, 97482), (13818, 88198), (13926, 87514), (14476, 84189), (16036, 75999), (16247, 75012), (17556, 69419), (17724, 68761), (18753, 64988), (19646, 62034), (19834, 61446), (20482, 59502), (20678, 58938), (21714, 56126), (24054, 50666), (25004, 48741), (25333, 48108), (27636, 44099), (27852, 43757), (28063, 43428), (29469, 41356), (29751, 40964), (30723, 39668), (31017, 39292), (32494, 37506)]