399627648

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{16519}}^1$

素因数の和:16549

約数の個数: 128

約数和(自身を含む): 1348032000

約数和(自身を除く): 948404352

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 864, 896, 1008, 1152, 1344, 1512, 1728, 2016, 2688, 3024, 3456, 4032, 6048, 8064, 12096, 16519, 24192, 33038, 49557, 66076, 99114, 115633, 132152, 148671, 198228, 231266, 264304, 297342, 346899, 396456, 446013, 462532, 528608, 594684, 693798, 792912, 892026, 925064, 1040697, 1057216, 1189368, 1387596, 1585824, 1784052, 1850128, 2081394, 2114432, 2378736, 2775192, 3122091, 3171648, 3568104, 3700256, 4162788, 4757472, 5550384, 6244182, 6343296, 7136208, 7400512, 8325576, 9514944, 11100768, 12488364, 14272416, 14801024, 16651152, 19029888, 22201536, 24976728, 28544832, 33302304, 44403072, 49953456, 57089664, 66604608, 99906912, 133209216, 199813824, 399627648]

約数ペア:

[(1, 399627648), (2, 199813824), (3, 133209216), (4, 99906912), (6, 66604608), (7, 57089664), (8, 49953456), (9, 44403072), (12, 33302304), (14, 28544832), (16, 24976728), (18, 22201536), (21, 19029888), (24, 16651152), (27, 14801024), (28, 14272416), (32, 12488364), (36, 11100768), (42, 9514944), (48, 8325576), (54, 7400512), (56, 7136208), (63, 6343296), (64, 6244182), (72, 5550384), (84, 4757472), (96, 4162788), (108, 3700256), (112, 3568104), (126, 3171648), (128, 3122091), (144, 2775192), (168, 2378736), (189, 2114432), (192, 2081394), (216, 1850128), (224, 1784052), (252, 1585824), (288, 1387596), (336, 1189368), (378, 1057216), (384, 1040697), (432, 925064), (448, 892026), (504, 792912), (576, 693798), (672, 594684), (756, 528608), (864, 462532), (896, 446013), (1008, 396456), (1152, 346899), (1344, 297342), (1512, 264304), (1728, 231266), (2016, 198228), (2688, 148671), (3024, 132152), (3456, 115633), (4032, 99114), (6048, 66076), (8064, 49557), (12096, 33038), (16519, 24192)]