399296128

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:199

約数の個数: 192

約数和(自身を含む): 1041868800

約数和(自身を除く): 642572672

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 29, 32, 44, 56, 58, 64, 77, 88, 112, 116, 121, 127, 128, 154, 176, 203, 224, 232, 242, 254, 308, 319, 352, 406, 448, 464, 484, 508, 616, 638, 704, 812, 847, 889, 896, 928, 968, 1016, 1232, 1276, 1397, 1408, 1624, 1694, 1778, 1856, 1936, 2032, 2233, 2464, 2552, 2794, 3248, 3388, 3509, 3556, 3683, 3712, 3872, 4064, 4466, 4928, 5104, 5588, 6496, 6776, 7018, 7112, 7366, 7744, 8128, 8932, 9779, 9856, 10208, 11176, 12992, 13552, 14036, 14224, 14732, 15367, 15488, 16256, 17864, 19558, 20416, 22352, 24563, 25781, 25984, 27104, 28072, 28448, 29464, 30734, 35728, 39116, 40513, 40832, 44704, 49126, 51562, 54208, 56144, 56896, 58928, 61468, 71456, 78232, 81026, 89408, 98252, 103124, 107569, 108416, 112288, 113792, 117856, 122936, 142912, 156464, 162052, 178816, 196504, 206248, 215138, 224576, 235712, 245872, 283591, 285824, 312928, 324104, 393008, 412496, 430276, 445643, 449152, 471424, 491744, 567182, 625856, 648208, 786016, 824992, 860552, 891286, 983488, 1134364, 1251712, 1296416, 1572032, 1649984, 1721104, 1782572, 1966976, 2268728, 2592832, 3119501, 3144064, 3299968, 3442208, 3565144, 4537456, 5185664, 6239002, 6884416, 7130288, 9074912, 12478004, 13768832, 14260576, 18149824, 24956008, 28521152, 36299648, 49912016, 57042304, 99824032, 199648064, 399296128]

約数ペア:

[(1, 399296128), (2, 199648064), (4, 99824032), (7, 57042304), (8, 49912016), (11, 36299648), (14, 28521152), (16, 24956008), (22, 18149824), (28, 14260576), (29, 13768832), (32, 12478004), (44, 9074912), (56, 7130288), (58, 6884416), (64, 6239002), (77, 5185664), (88, 4537456), (112, 3565144), (116, 3442208), (121, 3299968), (127, 3144064), (128, 3119501), (154, 2592832), (176, 2268728), (203, 1966976), (224, 1782572), (232, 1721104), (242, 1649984), (254, 1572032), (308, 1296416), (319, 1251712), (352, 1134364), (406, 983488), (448, 891286), (464, 860552), (484, 824992), (508, 786016), (616, 648208), (638, 625856), (704, 567182), (812, 491744), (847, 471424), (889, 449152), (896, 445643), (928, 430276), (968, 412496), (1016, 393008), (1232, 324104), (1276, 312928), (1397, 285824), (1408, 283591), (1624, 245872), (1694, 235712), (1778, 224576), (1856, 215138), (1936, 206248), (2032, 196504), (2233, 178816), (2464, 162052), (2552, 156464), (2794, 142912), (3248, 122936), (3388, 117856), (3509, 113792), (3556, 112288), (3683, 108416), (3712, 107569), (3872, 103124), (4064, 98252), (4466, 89408), (4928, 81026), (5104, 78232), (5588, 71456), (6496, 61468), (6776, 58928), (7018, 56896), (7112, 56144), (7366, 54208), (7744, 51562), (8128, 49126), (8932, 44704), (9779, 40832), (9856, 40513), (10208, 39116), (11176, 35728), (12992, 30734), (13552, 29464), (14036, 28448), (14224, 28072), (14732, 27104), (15367, 25984), (15488, 25781), (16256, 24563), (17864, 22352), (19558, 20416)]