638116128

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{4157}}^1$

素因数の和:4227

約数の個数: 144

約数和(自身を含む): 2002376376

約数和(自身を除く): 1364260248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 41, 48, 52, 72, 78, 82, 96, 104, 117, 123, 144, 156, 164, 208, 234, 246, 288, 312, 328, 369, 416, 468, 492, 533, 624, 656, 738, 936, 984, 1066, 1248, 1312, 1476, 1599, 1872, 1968, 2132, 2952, 3198, 3744, 3936, 4157, 4264, 4797, 5904, 6396, 8314, 8528, 9594, 11808, 12471, 12792, 16628, 17056, 19188, 24942, 25584, 33256, 37413, 38376, 49884, 51168, 54041, 66512, 74826, 76752, 99768, 108082, 133024, 149652, 153504, 162123, 170437, 199536, 216164, 299304, 324246, 340874, 399072, 432328, 486369, 511311, 598608, 648492, 681748, 864656, 972738, 1022622, 1197216, 1296984, 1363496, 1533933, 1729312, 1945476, 2045244, 2215681, 2593968, 2726992, 3067866, 3890952, 4090488, 4431362, 5187936, 5453984, 6135732, 6647043, 7781904, 8180976, 8862724, 12271464, 13294086, 15563808, 16361952, 17725448, 19941129, 24542928, 26588172, 35450896, 39882258, 49085856, 53176344, 70901792, 79764516, 106352688, 159529032, 212705376, 319058064, 638116128]

約数ペア:

[(1, 638116128), (2, 319058064), (3, 212705376), (4, 159529032), (6, 106352688), (8, 79764516), (9, 70901792), (12, 53176344), (13, 49085856), (16, 39882258), (18, 35450896), (24, 26588172), (26, 24542928), (32, 19941129), (36, 17725448), (39, 16361952), (41, 15563808), (48, 13294086), (52, 12271464), (72, 8862724), (78, 8180976), (82, 7781904), (96, 6647043), (104, 6135732), (117, 5453984), (123, 5187936), (144, 4431362), (156, 4090488), (164, 3890952), (208, 3067866), (234, 2726992), (246, 2593968), (288, 2215681), (312, 2045244), (328, 1945476), (369, 1729312), (416, 1533933), (468, 1363496), (492, 1296984), (533, 1197216), (624, 1022622), (656, 972738), (738, 864656), (936, 681748), (984, 648492), (1066, 598608), (1248, 511311), (1312, 486369), (1476, 432328), (1599, 399072), (1872, 340874), (1968, 324246), (2132, 299304), (2952, 216164), (3198, 199536), (3744, 170437), (3936, 162123), (4157, 153504), (4264, 149652), (4797, 133024), (5904, 108082), (6396, 99768), (8314, 76752), (8528, 74826), (9594, 66512), (11808, 54041), (12471, 51168), (12792, 49884), (16628, 38376), (17056, 37413), (19188, 33256), (24942, 25584)]