1388018880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{16619}}^1$

素因数の和:16671

約数の個数: 168

約数和(自身を含む): 4939131600

約数和(自身を除く): 3551112720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 32, 36, 40, 45, 48, 58, 60, 64, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 192, 232, 240, 261, 288, 290, 320, 348, 360, 435, 464, 480, 522, 576, 580, 696, 720, 870, 928, 960, 1044, 1160, 1305, 1392, 1440, 1740, 1856, 2088, 2320, 2610, 2784, 2880, 3480, 4176, 4640, 5220, 5568, 6960, 8352, 9280, 10440, 13920, 16619, 16704, 20880, 27840, 33238, 41760, 49857, 66476, 83095, 83520, 99714, 132952, 149571, 166190, 199428, 249285, 265904, 299142, 332380, 398856, 481951, 498570, 531808, 598284, 664760, 747855, 797712, 963902, 997140, 1063616, 1196568, 1329520, 1445853, 1495710, 1595424, 1927804, 1994280, 2393136, 2409755, 2659040, 2891706, 2991420, 3190848, 3855608, 3988560, 4337559, 4786272, 4819510, 5318080, 5783412, 5982840, 7229265, 7711216, 7977120, 8675118, 9572544, 9639020, 11566824, 11965680, 14458530, 15422432, 15954240, 17350236, 19278040, 21687795, 23133648, 23931360, 28917060, 30844864, 34700472, 38556080, 43375590, 46267296, 47862720, 57834120, 69400944, 77112160, 86751180, 92534592, 115668240, 138801888, 154224320, 173502360, 231336480, 277603776, 347004720, 462672960, 694009440, 1388018880]

約数ペア:

[(1, 1388018880), (2, 694009440), (3, 462672960), (4, 347004720), (5, 277603776), (6, 231336480), (8, 173502360), (9, 154224320), (10, 138801888), (12, 115668240), (15, 92534592), (16, 86751180), (18, 77112160), (20, 69400944), (24, 57834120), (29, 47862720), (30, 46267296), (32, 43375590), (36, 38556080), (40, 34700472), (45, 30844864), (48, 28917060), (58, 23931360), (60, 23133648), (64, 21687795), (72, 19278040), (80, 17350236), (87, 15954240), (90, 15422432), (96, 14458530), (116, 11965680), (120, 11566824), (144, 9639020), (145, 9572544), (160, 8675118), (174, 7977120), (180, 7711216), (192, 7229265), (232, 5982840), (240, 5783412), (261, 5318080), (288, 4819510), (290, 4786272), (320, 4337559), (348, 3988560), (360, 3855608), (435, 3190848), (464, 2991420), (480, 2891706), (522, 2659040), (576, 2409755), (580, 2393136), (696, 1994280), (720, 1927804), (870, 1595424), (928, 1495710), (960, 1445853), (1044, 1329520), (1160, 1196568), (1305, 1063616), (1392, 997140), (1440, 963902), (1740, 797712), (1856, 747855), (2088, 664760), (2320, 598284), (2610, 531808), (2784, 498570), (2880, 481951), (3480, 398856), (4176, 332380), (4640, 299142), (5220, 265904), (5568, 249285), (6960, 199428), (8352, 166190), (9280, 149571), (10440, 132952), (13920, 99714), (16619, 83520), (16704, 83095), (20880, 66476), (27840, 49857), (33238, 41760)]