1289285280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47123}}^1$

素因数の和:47163

約数の個数: 144

約数和(自身を含む): 4631346720

約数和(自身を除く): 3342061440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 27360, 47123, 94246, 141369, 188492, 235615, 282738, 376984, 424107, 471230, 565476, 706845, 753968, 848214, 895337, 942460, 1130952, 1413690, 1507936, 1696428, 1790674, 1884920, 2120535, 2261904, 2686011, 2827380, 3392856, 3581348, 3769840, 4241070, 4476685, 4523808, 5372022, 5654760, 6785712, 7162696, 7539680, 8058033, 8482140, 8953370, 10744044, 11309520, 13430055, 13571424, 14325392, 16116066, 16964280, 17906740, 21488088, 22619040, 26860110, 28650784, 32232132, 33928560, 35813480, 40290165, 42976176, 53720220, 64464264, 67857120, 71626960, 80580330, 85952352, 107440440, 128928528, 143253920, 161160660, 214880880, 257857056, 322321320, 429761760, 644642640, 1289285280]

約数ペア:

[(1, 1289285280), (2, 644642640), (3, 429761760), (4, 322321320), (5, 257857056), (6, 214880880), (8, 161160660), (9, 143253920), (10, 128928528), (12, 107440440), (15, 85952352), (16, 80580330), (18, 71626960), (19, 67857120), (20, 64464264), (24, 53720220), (30, 42976176), (32, 40290165), (36, 35813480), (38, 33928560), (40, 32232132), (45, 28650784), (48, 26860110), (57, 22619040), (60, 21488088), (72, 17906740), (76, 16964280), (80, 16116066), (90, 14325392), (95, 13571424), (96, 13430055), (114, 11309520), (120, 10744044), (144, 8953370), (152, 8482140), (160, 8058033), (171, 7539680), (180, 7162696), (190, 6785712), (228, 5654760), (240, 5372022), (285, 4523808), (288, 4476685), (304, 4241070), (342, 3769840), (360, 3581348), (380, 3392856), (456, 2827380), (480, 2686011), (570, 2261904), (608, 2120535), (684, 1884920), (720, 1790674), (760, 1696428), (855, 1507936), (912, 1413690), (1140, 1130952), (1368, 942460), (1440, 895337), (1520, 848214), (1710, 753968), (1824, 706845), (2280, 565476), (2736, 471230), (3040, 424107), (3420, 376984), (4560, 282738), (5472, 235615), (6840, 188492), (9120, 141369), (13680, 94246), (27360, 47123)]