27805440

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:594

約数の個数: 144

約数和(自身を含む): 95806368

約数和(自身を除く): 68000928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 557, 624, 640, 768, 780, 832, 960, 1040, 1114, 1248, 1280, 1560, 1664, 1671, 1920, 2080, 2228, 2496, 2785, 3120, 3328, 3342, 3840, 4160, 4456, 4992, 5570, 6240, 6684, 7241, 8320, 8355, 8912, 9984, 11140, 12480, 13368, 14482, 16640, 16710, 17824, 21723, 22280, 24960, 26736, 28964, 33420, 35648, 36205, 43446, 44560, 49920, 53472, 57928, 66840, 71296, 72410, 86892, 89120, 106944, 108615, 115856, 133680, 142592, 144820, 173784, 178240, 213888, 217230, 231712, 267360, 289640, 347568, 356480, 427776, 434460, 463424, 534720, 579280, 695136, 712960, 868920, 926848, 1069440, 1158560, 1390272, 1737840, 1853696, 2138880, 2317120, 2780544, 3475680, 4634240, 5561088, 6951360, 9268480, 13902720, 27805440]

約数ペア:

[(1, 27805440), (2, 13902720), (3, 9268480), (4, 6951360), (5, 5561088), (6, 4634240), (8, 3475680), (10, 2780544), (12, 2317120), (13, 2138880), (15, 1853696), (16, 1737840), (20, 1390272), (24, 1158560), (26, 1069440), (30, 926848), (32, 868920), (39, 712960), (40, 695136), (48, 579280), (52, 534720), (60, 463424), (64, 434460), (65, 427776), (78, 356480), (80, 347568), (96, 289640), (104, 267360), (120, 231712), (128, 217230), (130, 213888), (156, 178240), (160, 173784), (192, 144820), (195, 142592), (208, 133680), (240, 115856), (256, 108615), (260, 106944), (312, 89120), (320, 86892), (384, 72410), (390, 71296), (416, 66840), (480, 57928), (520, 53472), (557, 49920), (624, 44560), (640, 43446), (768, 36205), (780, 35648), (832, 33420), (960, 28964), (1040, 26736), (1114, 24960), (1248, 22280), (1280, 21723), (1560, 17824), (1664, 16710), (1671, 16640), (1920, 14482), (2080, 13368), (2228, 12480), (2496, 11140), (2785, 9984), (3120, 8912), (3328, 8355), (3342, 8320), (3840, 7241), (4160, 6684), (4456, 6240), (4992, 5570)]