51333120

素因数分解:

$2^{11}\times 3^2\times 5^1\times {\mathrm{557}}^1$

素因数の和:590

約数の個数: 144

約数和(自身を含む): 178230780

約数和(自身を除く): 126897660

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 557, 576, 640, 720, 768, 960, 1024, 1114, 1152, 1280, 1440, 1536, 1671, 1920, 2048, 2228, 2304, 2560, 2785, 2880, 3072, 3342, 3840, 4456, 4608, 5013, 5120, 5570, 5760, 6144, 6684, 7680, 8355, 8912, 9216, 10026, 10240, 11140, 11520, 13368, 15360, 16710, 17824, 18432, 20052, 22280, 23040, 25065, 26736, 30720, 33420, 35648, 40104, 44560, 46080, 50130, 53472, 66840, 71296, 80208, 89120, 92160, 100260, 106944, 133680, 142592, 160416, 178240, 200520, 213888, 267360, 285184, 320832, 356480, 401040, 427776, 534720, 570368, 641664, 712960, 802080, 855552, 1069440, 1140736, 1283328, 1425920, 1604160, 1711104, 2138880, 2566656, 2851840, 3208320, 3422208, 4277760, 5133312, 5703680, 6416640, 8555520, 10266624, 12833280, 17111040, 25666560, 51333120]

約数ペア:

[(1, 51333120), (2, 25666560), (3, 17111040), (4, 12833280), (5, 10266624), (6, 8555520), (8, 6416640), (9, 5703680), (10, 5133312), (12, 4277760), (15, 3422208), (16, 3208320), (18, 2851840), (20, 2566656), (24, 2138880), (30, 1711104), (32, 1604160), (36, 1425920), (40, 1283328), (45, 1140736), (48, 1069440), (60, 855552), (64, 802080), (72, 712960), (80, 641664), (90, 570368), (96, 534720), (120, 427776), (128, 401040), (144, 356480), (160, 320832), (180, 285184), (192, 267360), (240, 213888), (256, 200520), (288, 178240), (320, 160416), (360, 142592), (384, 133680), (480, 106944), (512, 100260), (557, 92160), (576, 89120), (640, 80208), (720, 71296), (768, 66840), (960, 53472), (1024, 50130), (1114, 46080), (1152, 44560), (1280, 40104), (1440, 35648), (1536, 33420), (1671, 30720), (1920, 26736), (2048, 25065), (2228, 23040), (2304, 22280), (2560, 20052), (2785, 18432), (2880, 17824), (3072, 16710), (3342, 15360), (3840, 13368), (4456, 11520), (4608, 11140), (5013, 10240), (5120, 10026), (5570, 9216), (5760, 8912), (6144, 8355), (6684, 7680)]