128764080

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:697

約数の個数: 200

約数和(自身を含む): 462363264

約数和(自身を除く): 333599184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 108, 120, 124, 135, 144, 155, 162, 180, 186, 216, 240, 248, 270, 279, 310, 324, 360, 372, 405, 432, 465, 496, 540, 558, 620, 641, 648, 720, 744, 810, 837, 930, 1080, 1116, 1240, 1282, 1296, 1395, 1488, 1620, 1674, 1860, 1923, 2160, 2232, 2480, 2511, 2564, 2790, 3205, 3240, 3348, 3720, 3846, 4185, 4464, 5022, 5128, 5580, 5769, 6410, 6480, 6696, 7440, 7692, 8370, 9615, 10044, 10256, 11160, 11538, 12555, 12820, 13392, 15384, 16740, 17307, 19230, 19871, 20088, 22320, 23076, 25110, 25640, 28845, 30768, 33480, 34614, 38460, 39742, 40176, 46152, 50220, 51280, 51921, 57690, 59613, 66960, 69228, 76920, 79484, 86535, 92304, 99355, 100440, 103842, 115380, 119226, 138456, 153840, 158968, 173070, 178839, 198710, 200880, 207684, 230760, 238452, 259605, 276912, 298065, 317936, 346140, 357678, 397420, 415368, 461520, 476904, 519210, 536517, 596130, 692280, 715356, 794840, 830736, 894195, 953808, 1038420, 1073034, 1192260, 1384560, 1430712, 1589680, 1609551, 1788390, 2076840, 2146068, 2384520, 2682585, 2861424, 3219102, 3576780, 4153680, 4292136, 4769040, 5365170, 6438204, 7153560, 8047755, 8584272, 10730340, 12876408, 14307120, 16095510, 21460680, 25752816, 32191020, 42921360, 64382040, 128764080]

約数ペア:

[(1, 128764080), (2, 64382040), (3, 42921360), (4, 32191020), (5, 25752816), (6, 21460680), (8, 16095510), (9, 14307120), (10, 12876408), (12, 10730340), (15, 8584272), (16, 8047755), (18, 7153560), (20, 6438204), (24, 5365170), (27, 4769040), (30, 4292136), (31, 4153680), (36, 3576780), (40, 3219102), (45, 2861424), (48, 2682585), (54, 2384520), (60, 2146068), (62, 2076840), (72, 1788390), (80, 1609551), (81, 1589680), (90, 1430712), (93, 1384560), (108, 1192260), (120, 1073034), (124, 1038420), (135, 953808), (144, 894195), (155, 830736), (162, 794840), (180, 715356), (186, 692280), (216, 596130), (240, 536517), (248, 519210), (270, 476904), (279, 461520), (310, 415368), (324, 397420), (360, 357678), (372, 346140), (405, 317936), (432, 298065), (465, 276912), (496, 259605), (540, 238452), (558, 230760), (620, 207684), (641, 200880), (648, 198710), (720, 178839), (744, 173070), (810, 158968), (837, 153840), (930, 138456), (1080, 119226), (1116, 115380), (1240, 103842), (1282, 100440), (1296, 99355), (1395, 92304), (1488, 86535), (1620, 79484), (1674, 76920), (1860, 69228), (1923, 66960), (2160, 59613), (2232, 57690), (2480, 51921), (2511, 51280), (2564, 50220), (2790, 46152), (3205, 40176), (3240, 39742), (3348, 38460), (3720, 34614), (3846, 33480), (4185, 30768), (4464, 28845), (5022, 25640), (5128, 25110), (5580, 23076), (5769, 22320), (6410, 20088), (6480, 19871), (6696, 19230), (7440, 17307), (7692, 16740), (8370, 15384), (9615, 13392), (10044, 12820), (10256, 12555), (11160, 11538)]