1620427536

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3989}}^1$

素因数の和:4054

約数の個数: 240

約数和(自身を含む): 5762964480

約数和(自身を除く): 4142536944

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 31, 36, 39, 42, 48, 52, 56, 62, 63, 72, 78, 84, 91, 93, 104, 112, 117, 124, 126, 144, 156, 168, 182, 186, 208, 217, 234, 248, 252, 273, 279, 312, 336, 364, 372, 403, 434, 468, 496, 504, 546, 558, 624, 651, 728, 744, 806, 819, 868, 936, 1008, 1092, 1116, 1209, 1302, 1456, 1488, 1612, 1638, 1736, 1872, 1953, 2184, 2232, 2418, 2604, 2821, 3224, 3276, 3472, 3627, 3906, 3989, 4368, 4464, 4836, 5208, 5642, 6448, 6552, 7254, 7812, 7978, 8463, 9672, 10416, 11284, 11967, 13104, 14508, 15624, 15956, 16926, 19344, 22568, 23934, 25389, 27923, 29016, 31248, 31912, 33852, 35901, 45136, 47868, 50778, 51857, 55846, 58032, 63824, 67704, 71802, 83769, 95736, 101556, 103714, 111692, 123659, 135408, 143604, 155571, 167538, 191472, 203112, 207428, 223384, 247318, 251307, 287208, 311142, 335076, 362999, 370977, 406224, 414856, 446768, 466713, 494636, 502614, 574416, 622284, 670152, 725998, 741954, 829712, 865613, 933426, 989272, 1005228, 1088997, 1112931, 1244568, 1340304, 1451996, 1483908, 1607567, 1731226, 1866852, 1978544, 2010456, 2177994, 2225862, 2489136, 2596839, 2903992, 2967816, 3215134, 3266991, 3462452, 3733704, 4020912, 4355988, 4451724, 4822701, 5193678, 5807984, 5935632, 6430268, 6533982, 6924904, 7467408, 7790517, 8711976, 8903448, 9645402, 10387356, 11252969, 12860536, 13067964, 13849808, 14468103, 15581034, 17423952, 17806896, 19290804, 20774712, 22505938, 25721072, 26135928, 28936206, 31162068, 33758907, 38581608, 41549424, 45011876, 52271856, 57872412, 62324136, 67517814, 77163216, 90023752, 101276721, 115744824, 124648272, 135035628, 180047504, 202553442, 231489648, 270071256, 405106884, 540142512, 810213768, 1620427536]

約数ペア:

[(1, 1620427536), (2, 810213768), (3, 540142512), (4, 405106884), (6, 270071256), (7, 231489648), (8, 202553442), (9, 180047504), (12, 135035628), (13, 124648272), (14, 115744824), (16, 101276721), (18, 90023752), (21, 77163216), (24, 67517814), (26, 62324136), (28, 57872412), (31, 52271856), (36, 45011876), (39, 41549424), (42, 38581608), (48, 33758907), (52, 31162068), (56, 28936206), (62, 26135928), (63, 25721072), (72, 22505938), (78, 20774712), (84, 19290804), (91, 17806896), (93, 17423952), (104, 15581034), (112, 14468103), (117, 13849808), (124, 13067964), (126, 12860536), (144, 11252969), (156, 10387356), (168, 9645402), (182, 8903448), (186, 8711976), (208, 7790517), (217, 7467408), (234, 6924904), (248, 6533982), (252, 6430268), (273, 5935632), (279, 5807984), (312, 5193678), (336, 4822701), (364, 4451724), (372, 4355988), (403, 4020912), (434, 3733704), (468, 3462452), (496, 3266991), (504, 3215134), (546, 2967816), (558, 2903992), (624, 2596839), (651, 2489136), (728, 2225862), (744, 2177994), (806, 2010456), (819, 1978544), (868, 1866852), (936, 1731226), (1008, 1607567), (1092, 1483908), (1116, 1451996), (1209, 1340304), (1302, 1244568), (1456, 1112931), (1488, 1088997), (1612, 1005228), (1638, 989272), (1736, 933426), (1872, 865613), (1953, 829712), (2184, 741954), (2232, 725998), (2418, 670152), (2604, 622284), (2821, 574416), (3224, 502614), (3276, 494636), (3472, 466713), (3627, 446768), (3906, 414856), (3989, 406224), (4368, 370977), (4464, 362999), (4836, 335076), (5208, 311142), (5642, 287208), (6448, 251307), (6552, 247318), (7254, 223384), (7812, 207428), (7978, 203112), (8463, 191472), (9672, 167538), (10416, 155571), (11284, 143604), (11967, 135408), (13104, 123659), (14508, 111692), (15624, 103714), (15956, 101556), (16926, 95736), (19344, 83769), (22568, 71802), (23934, 67704), (25389, 63824), (27923, 58032), (29016, 55846), (31248, 51857), (31912, 50778), (33852, 47868), (35901, 45136)]