51816960

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:215

約数の個数: 240

約数和(自身を含む): 194378184

約数和(自身を除く): 142561224

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 173, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 346, 360, 384, 390, 416, 468, 480, 512, 519, 520, 576, 585, 624, 640, 692, 720, 768, 780, 832, 865, 936, 960, 1038, 1040, 1152, 1170, 1248, 1280, 1384, 1440, 1536, 1557, 1560, 1664, 1730, 1872, 1920, 2076, 2080, 2249, 2304, 2340, 2496, 2560, 2595, 2768, 2880, 3114, 3120, 3328, 3460, 3744, 3840, 4152, 4160, 4498, 4608, 4680, 4992, 5190, 5536, 5760, 6228, 6240, 6656, 6747, 6920, 7488, 7680, 7785, 8304, 8320, 8996, 9360, 9984, 10380, 11072, 11245, 11520, 12456, 12480, 13494, 13840, 14976, 15570, 16608, 16640, 17992, 18720, 19968, 20241, 20760, 22144, 22490, 23040, 24912, 24960, 26988, 27680, 29952, 31140, 33216, 33280, 33735, 35984, 37440, 40482, 41520, 44288, 44980, 49824, 49920, 53976, 55360, 59904, 62280, 66432, 67470, 71968, 74880, 80964, 83040, 88576, 89960, 99648, 99840, 101205, 107952, 110720, 124560, 132864, 134940, 143936, 149760, 161928, 166080, 179920, 199296, 202410, 215904, 221440, 249120, 265728, 269880, 287872, 299520, 323856, 332160, 359840, 398592, 404820, 431808, 442880, 498240, 539760, 575744, 647712, 664320, 719680, 797184, 809640, 863616, 996480, 1079520, 1151488, 1295424, 1328640, 1439360, 1619280, 1727232, 1992960, 2159040, 2590848, 2878720, 3238560, 3454464, 3985920, 4318080, 5181696, 5757440, 6477120, 8636160, 10363392, 12954240, 17272320, 25908480, 51816960]

約数ペア:

[(1, 51816960), (2, 25908480), (3, 17272320), (4, 12954240), (5, 10363392), (6, 8636160), (8, 6477120), (9, 5757440), (10, 5181696), (12, 4318080), (13, 3985920), (15, 3454464), (16, 3238560), (18, 2878720), (20, 2590848), (24, 2159040), (26, 1992960), (30, 1727232), (32, 1619280), (36, 1439360), (39, 1328640), (40, 1295424), (45, 1151488), (48, 1079520), (52, 996480), (60, 863616), (64, 809640), (65, 797184), (72, 719680), (78, 664320), (80, 647712), (90, 575744), (96, 539760), (104, 498240), (117, 442880), (120, 431808), (128, 404820), (130, 398592), (144, 359840), (156, 332160), (160, 323856), (173, 299520), (180, 287872), (192, 269880), (195, 265728), (208, 249120), (234, 221440), (240, 215904), (256, 202410), (260, 199296), (288, 179920), (312, 166080), (320, 161928), (346, 149760), (360, 143936), (384, 134940), (390, 132864), (416, 124560), (468, 110720), (480, 107952), (512, 101205), (519, 99840), (520, 99648), (576, 89960), (585, 88576), (624, 83040), (640, 80964), (692, 74880), (720, 71968), (768, 67470), (780, 66432), (832, 62280), (865, 59904), (936, 55360), (960, 53976), (1038, 49920), (1040, 49824), (1152, 44980), (1170, 44288), (1248, 41520), (1280, 40482), (1384, 37440), (1440, 35984), (1536, 33735), (1557, 33280), (1560, 33216), (1664, 31140), (1730, 29952), (1872, 27680), (1920, 26988), (2076, 24960), (2080, 24912), (2249, 23040), (2304, 22490), (2340, 22144), (2496, 20760), (2560, 20241), (2595, 19968), (2768, 18720), (2880, 17992), (3114, 16640), (3120, 16608), (3328, 15570), (3460, 14976), (3744, 13840), (3840, 13494), (4152, 12480), (4160, 12456), (4498, 11520), (4608, 11245), (4680, 11072), (4992, 10380), (5190, 9984), (5536, 9360), (5760, 8996), (6228, 8320), (6240, 8304), (6656, 7785), (6747, 7680), (6920, 7488)]