1257479160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:395

約数の個数: 256

約数和(自身を含む): 4451328000

約数和(自身を除く): 3193848840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 137, 140, 147, 168, 196, 210, 223, 245, 274, 280, 294, 343, 392, 411, 420, 446, 490, 548, 588, 669, 685, 686, 735, 822, 840, 892, 959, 980, 1029, 1096, 1115, 1176, 1338, 1370, 1372, 1470, 1561, 1644, 1715, 1784, 1918, 1960, 2055, 2058, 2230, 2676, 2740, 2744, 2877, 2940, 3122, 3288, 3345, 3430, 3836, 4110, 4116, 4460, 4683, 4795, 5145, 5352, 5480, 5754, 5880, 6244, 6690, 6713, 6860, 7672, 7805, 8220, 8232, 8920, 9366, 9590, 10290, 10927, 11508, 12488, 13380, 13426, 13720, 14385, 15610, 16440, 18732, 19180, 20139, 20580, 21854, 23016, 23415, 26760, 26852, 28770, 30551, 31220, 32781, 33565, 37464, 38360, 40278, 41160, 43708, 46830, 46991, 53704, 54635, 57540, 61102, 62440, 65562, 67130, 76489, 80556, 87416, 91653, 93660, 93982, 100695, 109270, 115080, 122204, 131124, 134260, 140973, 152755, 152978, 161112, 163905, 183306, 187320, 187964, 201390, 213857, 218540, 229467, 234955, 244408, 262248, 268520, 281946, 305510, 305956, 327810, 366612, 375928, 382445, 402780, 427714, 437080, 458265, 458934, 469910, 563892, 611020, 611912, 641571, 655620, 704865, 733224, 764890, 805560, 855428, 916530, 917868, 939820, 1069285, 1127784, 1147335, 1222040, 1283142, 1311240, 1409730, 1496999, 1529780, 1710856, 1833060, 1835736, 1879640, 2138570, 2294670, 2566284, 2819460, 2993998, 3059560, 3207855, 3666120, 4277140, 4490997, 4589340, 5132568, 5638920, 5987996, 6415710, 7484995, 8554280, 8981994, 9178680, 10478993, 11975992, 12831420, 14969990, 17963988, 20957986, 22454985, 25662840, 29939980, 31436979, 35927976, 41915972, 44909970, 52394965, 59879960, 62873958, 83831944, 89819940, 104789930, 125747916, 157184895, 179639880, 209579860, 251495832, 314369790, 419159720, 628739580, 1257479160]

約数ペア:

[(1, 1257479160), (2, 628739580), (3, 419159720), (4, 314369790), (5, 251495832), (6, 209579860), (7, 179639880), (8, 157184895), (10, 125747916), (12, 104789930), (14, 89819940), (15, 83831944), (20, 62873958), (21, 59879960), (24, 52394965), (28, 44909970), (30, 41915972), (35, 35927976), (40, 31436979), (42, 29939980), (49, 25662840), (56, 22454985), (60, 20957986), (70, 17963988), (84, 14969990), (98, 12831420), (105, 11975992), (120, 10478993), (137, 9178680), (140, 8981994), (147, 8554280), (168, 7484995), (196, 6415710), (210, 5987996), (223, 5638920), (245, 5132568), (274, 4589340), (280, 4490997), (294, 4277140), (343, 3666120), (392, 3207855), (411, 3059560), (420, 2993998), (446, 2819460), (490, 2566284), (548, 2294670), (588, 2138570), (669, 1879640), (685, 1835736), (686, 1833060), (735, 1710856), (822, 1529780), (840, 1496999), (892, 1409730), (959, 1311240), (980, 1283142), (1029, 1222040), (1096, 1147335), (1115, 1127784), (1176, 1069285), (1338, 939820), (1370, 917868), (1372, 916530), (1470, 855428), (1561, 805560), (1644, 764890), (1715, 733224), (1784, 704865), (1918, 655620), (1960, 641571), (2055, 611912), (2058, 611020), (2230, 563892), (2676, 469910), (2740, 458934), (2744, 458265), (2877, 437080), (2940, 427714), (3122, 402780), (3288, 382445), (3345, 375928), (3430, 366612), (3836, 327810), (4110, 305956), (4116, 305510), (4460, 281946), (4683, 268520), (4795, 262248), (5145, 244408), (5352, 234955), (5480, 229467), (5754, 218540), (5880, 213857), (6244, 201390), (6690, 187964), (6713, 187320), (6860, 183306), (7672, 163905), (7805, 161112), (8220, 152978), (8232, 152755), (8920, 140973), (9366, 134260), (9590, 131124), (10290, 122204), (10927, 115080), (11508, 109270), (12488, 100695), (13380, 93982), (13426, 93660), (13720, 91653), (14385, 87416), (15610, 80556), (16440, 76489), (18732, 67130), (19180, 65562), (20139, 62440), (20580, 61102), (21854, 57540), (23016, 54635), (23415, 53704), (26760, 46991), (26852, 46830), (28770, 43708), (30551, 41160), (31220, 40278), (32781, 38360), (33565, 37464)]