1275454080

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2440

約数の個数: 256

約数和(自身を含む): 4664908800

約数和(自身を除く): 3389454720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 128, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 384, 432, 465, 480, 496, 540, 558, 576, 620, 640, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1152, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1920, 1984, 2160, 2232, 2381, 2480, 2790, 2880, 2976, 3348, 3456, 3720, 3968, 4185, 4320, 4464, 4762, 4960, 5580, 5760, 5952, 6696, 7143, 7440, 8370, 8640, 8928, 9524, 9920, 11160, 11904, 11905, 13392, 14286, 14880, 16740, 17280, 17856, 19048, 19840, 21429, 22320, 23810, 26784, 28572, 29760, 33480, 35712, 35715, 38096, 42858, 44640, 47620, 53568, 57144, 59520, 64287, 66960, 71430, 73811, 76192, 85716, 89280, 95240, 107136, 107145, 114288, 128574, 133920, 142860, 147622, 152384, 171432, 178560, 190480, 214290, 221433, 228576, 257148, 267840, 285720, 295244, 304768, 321435, 342864, 369055, 380960, 428580, 442866, 457152, 514296, 535680, 571440, 590488, 642870, 664299, 685728, 738110, 761920, 857160, 885732, 914304, 1028592, 1107165, 1142880, 1180976, 1285740, 1328598, 1371456, 1476220, 1523840, 1714320, 1771464, 1992897, 2057184, 2214330, 2285760, 2361952, 2571480, 2657196, 2742912, 2952440, 3321495, 3428640, 3542928, 3985794, 4114368, 4428660, 4571520, 4723904, 5142960, 5314392, 5904880, 6642990, 6857280, 7085856, 7971588, 8228736, 8857320, 9447808, 9964485, 10285920, 10628784, 11809760, 13285980, 13714560, 14171712, 15943176, 17714640, 19928970, 20571840, 21257568, 23619520, 26571960, 28343424, 31886352, 35429280, 39857940, 41143680, 42515136, 47239040, 53143920, 63772704, 70858560, 79715880, 85030272, 106287840, 127545408, 141717120, 159431760, 212575680, 255090816, 318863520, 425151360, 637727040, 1275454080]

約数ペア:

[(1, 1275454080), (2, 637727040), (3, 425151360), (4, 318863520), (5, 255090816), (6, 212575680), (8, 159431760), (9, 141717120), (10, 127545408), (12, 106287840), (15, 85030272), (16, 79715880), (18, 70858560), (20, 63772704), (24, 53143920), (27, 47239040), (30, 42515136), (31, 41143680), (32, 39857940), (36, 35429280), (40, 31886352), (45, 28343424), (48, 26571960), (54, 23619520), (60, 21257568), (62, 20571840), (64, 19928970), (72, 17714640), (80, 15943176), (90, 14171712), (93, 13714560), (96, 13285980), (108, 11809760), (120, 10628784), (124, 10285920), (128, 9964485), (135, 9447808), (144, 8857320), (155, 8228736), (160, 7971588), (180, 7085856), (186, 6857280), (192, 6642990), (216, 5904880), (240, 5314392), (248, 5142960), (270, 4723904), (279, 4571520), (288, 4428660), (310, 4114368), (320, 3985794), (360, 3542928), (372, 3428640), (384, 3321495), (432, 2952440), (465, 2742912), (480, 2657196), (496, 2571480), (540, 2361952), (558, 2285760), (576, 2214330), (620, 2057184), (640, 1992897), (720, 1771464), (744, 1714320), (837, 1523840), (864, 1476220), (930, 1371456), (960, 1328598), (992, 1285740), (1080, 1180976), (1116, 1142880), (1152, 1107165), (1240, 1028592), (1395, 914304), (1440, 885732), (1488, 857160), (1674, 761920), (1728, 738110), (1860, 685728), (1920, 664299), (1984, 642870), (2160, 590488), (2232, 571440), (2381, 535680), (2480, 514296), (2790, 457152), (2880, 442866), (2976, 428580), (3348, 380960), (3456, 369055), (3720, 342864), (3968, 321435), (4185, 304768), (4320, 295244), (4464, 285720), (4762, 267840), (4960, 257148), (5580, 228576), (5760, 221433), (5952, 214290), (6696, 190480), (7143, 178560), (7440, 171432), (8370, 152384), (8640, 147622), (8928, 142860), (9524, 133920), (9920, 128574), (11160, 114288), (11904, 107145), (11905, 107136), (13392, 95240), (14286, 89280), (14880, 85716), (16740, 76192), (17280, 73811), (17856, 71430), (19048, 66960), (19840, 64287), (21429, 59520), (22320, 57144), (23810, 53568), (26784, 47620), (28572, 44640), (29760, 42858), (33480, 38096), (35712, 35715)]