67988480

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{271}}^1$

素因数の和:310

約数の個数: 132

約数和(自身を含む): 190420128

約数和(自身を除く): 122431648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 271, 280, 320, 392, 448, 490, 512, 542, 560, 640, 784, 896, 980, 1024, 1084, 1120, 1280, 1355, 1568, 1792, 1897, 1960, 2168, 2240, 2560, 2710, 3136, 3584, 3794, 3920, 4336, 4480, 5120, 5420, 6272, 7168, 7588, 7840, 8672, 8960, 9485, 10840, 12544, 13279, 15176, 15680, 17344, 17920, 18970, 21680, 25088, 26558, 30352, 31360, 34688, 35840, 37940, 43360, 50176, 53116, 60704, 62720, 66395, 69376, 75880, 86720, 106232, 121408, 125440, 132790, 138752, 151760, 173440, 212464, 242816, 250880, 265580, 277504, 303520, 346880, 424928, 485632, 531160, 607040, 693760, 849856, 971264, 1062320, 1214080, 1387520, 1699712, 1942528, 2124640, 2428160, 3399424, 4249280, 4856320, 6798848, 8498560, 9712640, 13597696, 16997120, 33994240, 67988480]

約数ペア:

[(1, 67988480), (2, 33994240), (4, 16997120), (5, 13597696), (7, 9712640), (8, 8498560), (10, 6798848), (14, 4856320), (16, 4249280), (20, 3399424), (28, 2428160), (32, 2124640), (35, 1942528), (40, 1699712), (49, 1387520), (56, 1214080), (64, 1062320), (70, 971264), (80, 849856), (98, 693760), (112, 607040), (128, 531160), (140, 485632), (160, 424928), (196, 346880), (224, 303520), (245, 277504), (256, 265580), (271, 250880), (280, 242816), (320, 212464), (392, 173440), (448, 151760), (490, 138752), (512, 132790), (542, 125440), (560, 121408), (640, 106232), (784, 86720), (896, 75880), (980, 69376), (1024, 66395), (1084, 62720), (1120, 60704), (1280, 53116), (1355, 50176), (1568, 43360), (1792, 37940), (1897, 35840), (1960, 34688), (2168, 31360), (2240, 30352), (2560, 26558), (2710, 25088), (3136, 21680), (3584, 18970), (3794, 17920), (3920, 17344), (4336, 15680), (4480, 15176), (5120, 13279), (5420, 12544), (6272, 10840), (7168, 9485), (7588, 8960), (7840, 8672)]