87780168

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 280098000

約数和(自身を除く): 192317832

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 139, 147, 168, 179, 196, 252, 278, 294, 358, 392, 417, 441, 504, 537, 556, 588, 716, 834, 882, 973, 1074, 1112, 1176, 1251, 1253, 1432, 1611, 1668, 1764, 1946, 2148, 2502, 2506, 2919, 3222, 3336, 3528, 3759, 3892, 4296, 5004, 5012, 5838, 6444, 6811, 7518, 7784, 8757, 8771, 10008, 10024, 11277, 11676, 12888, 13622, 15036, 17514, 17542, 20433, 22554, 23352, 24881, 26313, 27244, 30072, 35028, 35084, 40866, 45108, 49762, 52626, 54488, 61299, 70056, 70168, 74643, 78939, 81732, 90216, 99524, 105252, 122598, 149286, 157878, 163464, 174167, 199048, 210504, 223929, 245196, 298572, 315756, 348334, 447858, 490392, 522501, 597144, 631512, 696668, 895716, 1045002, 1219169, 1393336, 1567503, 1791432, 2090004, 2438338, 3135006, 3657507, 4180008, 4876676, 6270012, 7315014, 9753352, 10972521, 12540024, 14630028, 21945042, 29260056, 43890084, 87780168]

約数ペア:

[(1, 87780168), (2, 43890084), (3, 29260056), (4, 21945042), (6, 14630028), (7, 12540024), (8, 10972521), (9, 9753352), (12, 7315014), (14, 6270012), (18, 4876676), (21, 4180008), (24, 3657507), (28, 3135006), (36, 2438338), (42, 2090004), (49, 1791432), (56, 1567503), (63, 1393336), (72, 1219169), (84, 1045002), (98, 895716), (126, 696668), (139, 631512), (147, 597144), (168, 522501), (179, 490392), (196, 447858), (252, 348334), (278, 315756), (294, 298572), (358, 245196), (392, 223929), (417, 210504), (441, 199048), (504, 174167), (537, 163464), (556, 157878), (588, 149286), (716, 122598), (834, 105252), (882, 99524), (973, 90216), (1074, 81732), (1112, 78939), (1176, 74643), (1251, 70168), (1253, 70056), (1432, 61299), (1611, 54488), (1668, 52626), (1764, 49762), (1946, 45108), (2148, 40866), (2502, 35084), (2506, 35028), (2919, 30072), (3222, 27244), (3336, 26313), (3528, 24881), (3759, 23352), (3892, 22554), (4296, 20433), (5004, 17542), (5012, 17514), (5838, 15036), (6444, 13622), (6811, 12888), (7518, 11676), (7784, 11277), (8757, 10024), (8771, 10008)]