642049968

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{331}}^1$

素因数の和:623

約数の個数: 160

約数和(自身を含む): 1991872512

約数和(自身を除く): 1349822544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 251, 276, 322, 331, 336, 368, 483, 502, 552, 644, 662, 753, 966, 993, 1004, 1104, 1288, 1324, 1506, 1757, 1932, 1986, 2008, 2317, 2576, 2648, 3012, 3514, 3864, 3972, 4016, 4634, 5271, 5296, 5773, 6024, 6951, 7028, 7613, 7728, 7944, 9268, 10542, 11546, 12048, 13902, 14056, 15226, 15888, 17319, 18536, 21084, 22839, 23092, 27804, 28112, 30452, 34638, 37072, 40411, 42168, 45678, 46184, 53291, 55608, 60904, 69276, 80822, 83081, 84336, 91356, 92368, 106582, 111216, 121233, 121808, 138552, 159873, 161644, 166162, 182712, 213164, 242466, 249243, 277104, 319746, 323288, 332324, 365424, 426328, 484932, 498486, 581567, 639492, 646576, 664648, 852656, 969864, 996972, 1163134, 1278984, 1329296, 1744701, 1910863, 1939728, 1993944, 2326268, 2557968, 3489402, 3821726, 3987888, 4652536, 5732589, 6978804, 7643452, 9305072, 11465178, 13376041, 13957608, 15286904, 22930356, 26752082, 27915216, 30573808, 40128123, 45860712, 53504164, 80256246, 91721424, 107008328, 160512492, 214016656, 321024984, 642049968]

約数ペア:

[(1, 642049968), (2, 321024984), (3, 214016656), (4, 160512492), (6, 107008328), (7, 91721424), (8, 80256246), (12, 53504164), (14, 45860712), (16, 40128123), (21, 30573808), (23, 27915216), (24, 26752082), (28, 22930356), (42, 15286904), (46, 13957608), (48, 13376041), (56, 11465178), (69, 9305072), (84, 7643452), (92, 6978804), (112, 5732589), (138, 4652536), (161, 3987888), (168, 3821726), (184, 3489402), (251, 2557968), (276, 2326268), (322, 1993944), (331, 1939728), (336, 1910863), (368, 1744701), (483, 1329296), (502, 1278984), (552, 1163134), (644, 996972), (662, 969864), (753, 852656), (966, 664648), (993, 646576), (1004, 639492), (1104, 581567), (1288, 498486), (1324, 484932), (1506, 426328), (1757, 365424), (1932, 332324), (1986, 323288), (2008, 319746), (2317, 277104), (2576, 249243), (2648, 242466), (3012, 213164), (3514, 182712), (3864, 166162), (3972, 161644), (4016, 159873), (4634, 138552), (5271, 121808), (5296, 121233), (5773, 111216), (6024, 106582), (6951, 92368), (7028, 91356), (7613, 84336), (7728, 83081), (7944, 80822), (9268, 69276), (10542, 60904), (11546, 55608), (12048, 53291), (13902, 46184), (14056, 45678), (15226, 42168), (15888, 40411), (17319, 37072), (18536, 34638), (21084, 30452), (22839, 28112), (23092, 27804)]