644069376

素因数分解:

$2^{11}\times 3^2\times {\mathrm{83}}^1\times {\mathrm{421}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 1887074280

約数和(自身を除く): 1243004904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 83, 96, 128, 144, 166, 192, 249, 256, 288, 332, 384, 421, 498, 512, 576, 664, 747, 768, 842, 996, 1024, 1152, 1263, 1328, 1494, 1536, 1684, 1992, 2048, 2304, 2526, 2656, 2988, 3072, 3368, 3789, 3984, 4608, 5052, 5312, 5976, 6144, 6736, 7578, 7968, 9216, 10104, 10624, 11952, 13472, 15156, 15936, 18432, 20208, 21248, 23904, 26944, 30312, 31872, 34943, 40416, 42496, 47808, 53888, 60624, 63744, 69886, 80832, 84992, 95616, 104829, 107776, 121248, 127488, 139772, 161664, 169984, 191232, 209658, 215552, 242496, 254976, 279544, 314487, 323328, 382464, 419316, 431104, 484992, 509952, 559088, 628974, 646656, 764928, 838632, 862208, 969984, 1118176, 1257948, 1293312, 1529856, 1677264, 1939968, 2236352, 2515896, 2586624, 3354528, 3879936, 4472704, 5031792, 6709056, 7759872, 8945408, 10063584, 13418112, 17890816, 20127168, 26836224, 35781632, 40254336, 53672448, 71563264, 80508672, 107344896, 161017344, 214689792, 322034688, 644069376]

約数ペア:

[(1, 644069376), (2, 322034688), (3, 214689792), (4, 161017344), (6, 107344896), (8, 80508672), (9, 71563264), (12, 53672448), (16, 40254336), (18, 35781632), (24, 26836224), (32, 20127168), (36, 17890816), (48, 13418112), (64, 10063584), (72, 8945408), (83, 7759872), (96, 6709056), (128, 5031792), (144, 4472704), (166, 3879936), (192, 3354528), (249, 2586624), (256, 2515896), (288, 2236352), (332, 1939968), (384, 1677264), (421, 1529856), (498, 1293312), (512, 1257948), (576, 1118176), (664, 969984), (747, 862208), (768, 838632), (842, 764928), (996, 646656), (1024, 628974), (1152, 559088), (1263, 509952), (1328, 484992), (1494, 431104), (1536, 419316), (1684, 382464), (1992, 323328), (2048, 314487), (2304, 279544), (2526, 254976), (2656, 242496), (2988, 215552), (3072, 209658), (3368, 191232), (3789, 169984), (3984, 161664), (4608, 139772), (5052, 127488), (5312, 121248), (5976, 107776), (6144, 104829), (6736, 95616), (7578, 84992), (7968, 80832), (9216, 69886), (10104, 63744), (10624, 60624), (11952, 53888), (13472, 47808), (15156, 42496), (15936, 40416), (18432, 34943), (20208, 31872), (21248, 30312), (23904, 26944)]