12747840

素因数分解:

$2^6\times 3^1\times 5^1\times 7^2\times {\mathrm{271}}^1$

素因数の和:305

約数の個数: 168

約数和(自身を含む): 47256192

約数和(自身を除く): 34508352

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 271, 280, 294, 320, 336, 392, 420, 448, 480, 490, 542, 560, 588, 672, 735, 784, 813, 840, 960, 980, 1084, 1120, 1176, 1344, 1355, 1470, 1568, 1626, 1680, 1897, 1960, 2168, 2240, 2352, 2710, 2940, 3136, 3252, 3360, 3794, 3920, 4065, 4336, 4704, 5420, 5691, 5880, 6504, 6720, 7588, 7840, 8130, 8672, 9408, 9485, 10840, 11382, 11760, 13008, 13279, 15176, 15680, 16260, 17344, 18970, 21680, 22764, 23520, 26016, 26558, 28455, 30352, 32520, 37940, 39837, 43360, 45528, 47040, 52032, 53116, 56910, 60704, 65040, 66395, 75880, 79674, 86720, 91056, 106232, 113820, 121408, 130080, 132790, 151760, 159348, 182112, 199185, 212464, 227640, 260160, 265580, 303520, 318696, 364224, 398370, 424928, 455280, 531160, 607040, 637392, 796740, 849856, 910560, 1062320, 1274784, 1593480, 1821120, 2124640, 2549568, 3186960, 4249280, 6373920, 12747840]

約数ペア:

[(1, 12747840), (2, 6373920), (3, 4249280), (4, 3186960), (5, 2549568), (6, 2124640), (7, 1821120), (8, 1593480), (10, 1274784), (12, 1062320), (14, 910560), (15, 849856), (16, 796740), (20, 637392), (21, 607040), (24, 531160), (28, 455280), (30, 424928), (32, 398370), (35, 364224), (40, 318696), (42, 303520), (48, 265580), (49, 260160), (56, 227640), (60, 212464), (64, 199185), (70, 182112), (80, 159348), (84, 151760), (96, 132790), (98, 130080), (105, 121408), (112, 113820), (120, 106232), (140, 91056), (147, 86720), (160, 79674), (168, 75880), (192, 66395), (196, 65040), (210, 60704), (224, 56910), (240, 53116), (245, 52032), (271, 47040), (280, 45528), (294, 43360), (320, 39837), (336, 37940), (392, 32520), (420, 30352), (448, 28455), (480, 26558), (490, 26016), (542, 23520), (560, 22764), (588, 21680), (672, 18970), (735, 17344), (784, 16260), (813, 15680), (840, 15176), (960, 13279), (980, 13008), (1084, 11760), (1120, 11382), (1176, 10840), (1344, 9485), (1355, 9408), (1470, 8672), (1568, 8130), (1626, 7840), (1680, 7588), (1897, 6720), (1960, 6504), (2168, 5880), (2240, 5691), (2352, 5420), (2710, 4704), (2940, 4336), (3136, 4065), (3252, 3920), (3360, 3794)]