28003968

素因数分解:

$2^7\times 3^4\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:136

約数の個数: 160

約数和(自身を含む): 86764260

約数和(自身を除く): 58760292

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 73, 74, 81, 96, 108, 111, 128, 144, 146, 148, 162, 192, 216, 219, 222, 288, 292, 296, 324, 333, 384, 432, 438, 444, 576, 584, 592, 648, 657, 666, 864, 876, 888, 999, 1152, 1168, 1184, 1296, 1314, 1332, 1728, 1752, 1776, 1971, 1998, 2336, 2368, 2592, 2628, 2664, 2701, 2997, 3456, 3504, 3552, 3942, 3996, 4672, 4736, 5184, 5256, 5328, 5402, 5913, 5994, 7008, 7104, 7884, 7992, 8103, 9344, 10368, 10512, 10656, 10804, 11826, 11988, 14016, 14208, 15768, 15984, 16206, 21024, 21312, 21608, 23652, 23976, 24309, 28032, 31536, 31968, 32412, 42048, 42624, 43216, 47304, 47952, 48618, 63072, 63936, 64824, 72927, 84096, 86432, 94608, 95904, 97236, 126144, 127872, 129648, 145854, 172864, 189216, 191808, 194472, 218781, 252288, 259296, 291708, 345728, 378432, 383616, 388944, 437562, 518592, 583416, 756864, 777888, 875124, 1037184, 1166832, 1555776, 1750248, 2333664, 3111552, 3500496, 4667328, 7000992, 9334656, 14001984, 28003968]

約数ペア:

[(1, 28003968), (2, 14001984), (3, 9334656), (4, 7000992), (6, 4667328), (8, 3500496), (9, 3111552), (12, 2333664), (16, 1750248), (18, 1555776), (24, 1166832), (27, 1037184), (32, 875124), (36, 777888), (37, 756864), (48, 583416), (54, 518592), (64, 437562), (72, 388944), (73, 383616), (74, 378432), (81, 345728), (96, 291708), (108, 259296), (111, 252288), (128, 218781), (144, 194472), (146, 191808), (148, 189216), (162, 172864), (192, 145854), (216, 129648), (219, 127872), (222, 126144), (288, 97236), (292, 95904), (296, 94608), (324, 86432), (333, 84096), (384, 72927), (432, 64824), (438, 63936), (444, 63072), (576, 48618), (584, 47952), (592, 47304), (648, 43216), (657, 42624), (666, 42048), (864, 32412), (876, 31968), (888, 31536), (999, 28032), (1152, 24309), (1168, 23976), (1184, 23652), (1296, 21608), (1314, 21312), (1332, 21024), (1728, 16206), (1752, 15984), (1776, 15768), (1971, 14208), (1998, 14016), (2336, 11988), (2368, 11826), (2592, 10804), (2628, 10656), (2664, 10512), (2701, 10368), (2997, 9344), (3456, 8103), (3504, 7992), (3552, 7884), (3942, 7104), (3996, 7008), (4672, 5994), (4736, 5913), (5184, 5402), (5256, 5328)]