212168320

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3643}}^1$

素因数の和:3682

約数の個数: 128

約数和(自身を含む): 624435840

約数和(自身を除く): 412267520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1456, 1664, 1820, 2080, 2240, 2912, 3640, 3643, 4160, 4480, 5824, 7280, 7286, 8320, 11648, 14560, 14572, 18215, 25501, 29120, 29144, 36430, 47359, 51002, 58240, 58288, 72860, 94718, 102004, 116576, 127505, 145720, 189436, 204008, 233152, 236795, 255010, 291440, 331513, 378872, 408016, 466304, 473590, 510020, 582880, 663026, 757744, 816032, 947180, 1020040, 1165760, 1326052, 1515488, 1632064, 1657565, 1894360, 2040080, 2331520, 2652104, 3030976, 3264128, 3315130, 3788720, 4080160, 5304208, 6061952, 6630260, 7577440, 8160320, 10608416, 13260520, 15154880, 16320640, 21216832, 26521040, 30309760, 42433664, 53042080, 106084160, 212168320]

約数ペア:

[(1, 212168320), (2, 106084160), (4, 53042080), (5, 42433664), (7, 30309760), (8, 26521040), (10, 21216832), (13, 16320640), (14, 15154880), (16, 13260520), (20, 10608416), (26, 8160320), (28, 7577440), (32, 6630260), (35, 6061952), (40, 5304208), (52, 4080160), (56, 3788720), (64, 3315130), (65, 3264128), (70, 3030976), (80, 2652104), (91, 2331520), (104, 2040080), (112, 1894360), (128, 1657565), (130, 1632064), (140, 1515488), (160, 1326052), (182, 1165760), (208, 1020040), (224, 947180), (260, 816032), (280, 757744), (320, 663026), (364, 582880), (416, 510020), (448, 473590), (455, 466304), (520, 408016), (560, 378872), (640, 331513), (728, 291440), (832, 255010), (896, 236795), (910, 233152), (1040, 204008), (1120, 189436), (1456, 145720), (1664, 127505), (1820, 116576), (2080, 102004), (2240, 94718), (2912, 72860), (3640, 58288), (3643, 58240), (4160, 51002), (4480, 47359), (5824, 36430), (7280, 29144), (7286, 29120), (8320, 25501), (11648, 18215), (14560, 14572)]