51655680

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:109

約数の個数: 264

約数和(自身を含む): 191599200

約数和(自身を除く): 139943520

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, 59, 60, 64, 72, 76, 80, 90, 95, 96, 114, 118, 120, 128, 144, 152, 160, 171, 177, 180, 190, 192, 228, 236, 240, 256, 285, 288, 295, 304, 320, 342, 354, 360, 380, 384, 456, 472, 480, 512, 531, 570, 576, 590, 608, 640, 684, 708, 720, 760, 768, 855, 885, 912, 944, 960, 1024, 1062, 1121, 1140, 1152, 1180, 1216, 1280, 1368, 1416, 1440, 1520, 1536, 1710, 1770, 1824, 1888, 1920, 2124, 2242, 2280, 2304, 2360, 2432, 2560, 2655, 2736, 2832, 2880, 3040, 3072, 3363, 3420, 3540, 3648, 3776, 3840, 4248, 4484, 4560, 4608, 4720, 4864, 5120, 5310, 5472, 5605, 5664, 5760, 6080, 6726, 6840, 7080, 7296, 7552, 7680, 8496, 8968, 9120, 9216, 9440, 9728, 10089, 10620, 10944, 11210, 11328, 11520, 12160, 13452, 13680, 14160, 14592, 15104, 15360, 16815, 16992, 17936, 18240, 18880, 19456, 20178, 21240, 21888, 22420, 22656, 23040, 24320, 26904, 27360, 28320, 29184, 30208, 33630, 33984, 35872, 36480, 37760, 40356, 42480, 43776, 44840, 45312, 46080, 48640, 50445, 53808, 54720, 56640, 58368, 60416, 67260, 67968, 71744, 72960, 75520, 80712, 84960, 87552, 89680, 90624, 97280, 100890, 107616, 109440, 113280, 134520, 135936, 143488, 145920, 151040, 161424, 169920, 175104, 179360, 181248, 201780, 215232, 218880, 226560, 269040, 271872, 286976, 291840, 302080, 322848, 339840, 358720, 403560, 430464, 437760, 453120, 538080, 543744, 573952, 645696, 679680, 717440, 807120, 860928, 875520, 906240, 1076160, 1147904, 1291392, 1359360, 1434880, 1614240, 1721856, 2152320, 2582784, 2718720, 2869760, 3228480, 3443712, 4304640, 5165568, 5739520, 6456960, 8609280, 10331136, 12913920, 17218560, 25827840, 51655680]

約数ペア:

[(1, 51655680), (2, 25827840), (3, 17218560), (4, 12913920), (5, 10331136), (6, 8609280), (8, 6456960), (9, 5739520), (10, 5165568), (12, 4304640), (15, 3443712), (16, 3228480), (18, 2869760), (19, 2718720), (20, 2582784), (24, 2152320), (30, 1721856), (32, 1614240), (36, 1434880), (38, 1359360), (40, 1291392), (45, 1147904), (48, 1076160), (57, 906240), (59, 875520), (60, 860928), (64, 807120), (72, 717440), (76, 679680), (80, 645696), (90, 573952), (95, 543744), (96, 538080), (114, 453120), (118, 437760), (120, 430464), (128, 403560), (144, 358720), (152, 339840), (160, 322848), (171, 302080), (177, 291840), (180, 286976), (190, 271872), (192, 269040), (228, 226560), (236, 218880), (240, 215232), (256, 201780), (285, 181248), (288, 179360), (295, 175104), (304, 169920), (320, 161424), (342, 151040), (354, 145920), (360, 143488), (380, 135936), (384, 134520), (456, 113280), (472, 109440), (480, 107616), (512, 100890), (531, 97280), (570, 90624), (576, 89680), (590, 87552), (608, 84960), (640, 80712), (684, 75520), (708, 72960), (720, 71744), (760, 67968), (768, 67260), (855, 60416), (885, 58368), (912, 56640), (944, 54720), (960, 53808), (1024, 50445), (1062, 48640), (1121, 46080), (1140, 45312), (1152, 44840), (1180, 43776), (1216, 42480), (1280, 40356), (1368, 37760), (1416, 36480), (1440, 35872), (1520, 33984), (1536, 33630), (1710, 30208), (1770, 29184), (1824, 28320), (1888, 27360), (1920, 26904), (2124, 24320), (2242, 23040), (2280, 22656), (2304, 22420), (2360, 21888), (2432, 21240), (2560, 20178), (2655, 19456), (2736, 18880), (2832, 18240), (2880, 17936), (3040, 16992), (3072, 16815), (3363, 15360), (3420, 15104), (3540, 14592), (3648, 14160), (3776, 13680), (3840, 13452), (4248, 12160), (4484, 11520), (4560, 11328), (4608, 11210), (4720, 10944), (4864, 10620), (5120, 10089), (5310, 9728), (5472, 9440), (5605, 9216), (5664, 9120), (5760, 8968), (6080, 8496), (6726, 7680), (6840, 7552), (7080, 7296)]