328939520

素因数分解:

$2^{11}\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:400

約数の個数: 192

約数和(自身を含む): 974151360

約数和(自身を除く): 645211840

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, 256, 260, 280, 320, 353, 364, 416, 448, 455, 512, 520, 560, 640, 706, 728, 832, 896, 910, 1024, 1040, 1120, 1280, 1412, 1456, 1664, 1765, 1792, 1820, 2048, 2080, 2240, 2471, 2560, 2824, 2912, 3328, 3530, 3584, 3640, 4160, 4480, 4589, 4942, 5120, 5648, 5824, 6656, 7060, 7168, 7280, 8320, 8960, 9178, 9884, 10240, 11296, 11648, 12355, 13312, 14120, 14336, 14560, 16640, 17920, 18356, 19768, 22592, 22945, 23296, 24710, 26624, 28240, 29120, 32123, 33280, 35840, 36712, 39536, 45184, 45890, 46592, 49420, 56480, 58240, 64246, 66560, 71680, 73424, 79072, 90368, 91780, 93184, 98840, 112960, 116480, 128492, 133120, 146848, 158144, 160615, 180736, 183560, 186368, 197680, 225920, 232960, 256984, 293696, 316288, 321230, 361472, 367120, 395360, 451840, 465920, 513968, 587392, 632576, 642460, 722944, 734240, 790720, 903680, 931840, 1027936, 1174784, 1265152, 1284920, 1468480, 1581440, 1807360, 2055872, 2349568, 2530304, 2569840, 2936960, 3162880, 3614720, 4111744, 4699136, 5060608, 5139680, 5873920, 6325760, 8223488, 9398272, 10279360, 11747840, 12651520, 16446976, 20558720, 23495680, 25303040, 32893952, 41117440, 46991360, 65787904, 82234880, 164469760, 328939520]

約数ペア:

[(1, 328939520), (2, 164469760), (4, 82234880), (5, 65787904), (7, 46991360), (8, 41117440), (10, 32893952), (13, 25303040), (14, 23495680), (16, 20558720), (20, 16446976), (26, 12651520), (28, 11747840), (32, 10279360), (35, 9398272), (40, 8223488), (52, 6325760), (56, 5873920), (64, 5139680), (65, 5060608), (70, 4699136), (80, 4111744), (91, 3614720), (104, 3162880), (112, 2936960), (128, 2569840), (130, 2530304), (140, 2349568), (160, 2055872), (182, 1807360), (208, 1581440), (224, 1468480), (256, 1284920), (260, 1265152), (280, 1174784), (320, 1027936), (353, 931840), (364, 903680), (416, 790720), (448, 734240), (455, 722944), (512, 642460), (520, 632576), (560, 587392), (640, 513968), (706, 465920), (728, 451840), (832, 395360), (896, 367120), (910, 361472), (1024, 321230), (1040, 316288), (1120, 293696), (1280, 256984), (1412, 232960), (1456, 225920), (1664, 197680), (1765, 186368), (1792, 183560), (1820, 180736), (2048, 160615), (2080, 158144), (2240, 146848), (2471, 133120), (2560, 128492), (2824, 116480), (2912, 112960), (3328, 98840), (3530, 93184), (3584, 91780), (3640, 90368), (4160, 79072), (4480, 73424), (4589, 71680), (4942, 66560), (5120, 64246), (5648, 58240), (5824, 56480), (6656, 49420), (7060, 46592), (7168, 45890), (7280, 45184), (8320, 39536), (8960, 36712), (9178, 35840), (9884, 33280), (10240, 32123), (11296, 29120), (11648, 28240), (12355, 26624), (13312, 24710), (14120, 23296), (14336, 22945), (14560, 22592), (16640, 19768), (17920, 18356)]