257233680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{32479}}^1$

素因数の和:32509

約数の個数: 120

約数和(自身を含む): 942439680

約数和(自身を除く): 685206000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 32479, 64958, 97437, 129916, 162395, 194874, 259832, 292311, 324790, 357269, 389748, 487185, 519664, 584622, 649580, 714538, 779496, 974370, 1071807, 1169244, 1299160, 1429076, 1461555, 1558992, 1786345, 1948740, 2143614, 2338488, 2598320, 2858152, 2923110, 3215421, 3572690, 3897480, 4287228, 4676976, 5359035, 5716304, 5846220, 6430842, 7145380, 7794960, 8574456, 10718070, 11692440, 12861684, 14290760, 16077105, 17148912, 21436140, 23384880, 25723368, 28581520, 32154210, 42872280, 51446736, 64308420, 85744560, 128616840, 257233680]

約数ペア:

[(1, 257233680), (2, 128616840), (3, 85744560), (4, 64308420), (5, 51446736), (6, 42872280), (8, 32154210), (9, 28581520), (10, 25723368), (11, 23384880), (12, 21436140), (15, 17148912), (16, 16077105), (18, 14290760), (20, 12861684), (22, 11692440), (24, 10718070), (30, 8574456), (33, 7794960), (36, 7145380), (40, 6430842), (44, 5846220), (45, 5716304), (48, 5359035), (55, 4676976), (60, 4287228), (66, 3897480), (72, 3572690), (80, 3215421), (88, 2923110), (90, 2858152), (99, 2598320), (110, 2338488), (120, 2143614), (132, 1948740), (144, 1786345), (165, 1558992), (176, 1461555), (180, 1429076), (198, 1299160), (220, 1169244), (240, 1071807), (264, 974370), (330, 779496), (360, 714538), (396, 649580), (440, 584622), (495, 519664), (528, 487185), (660, 389748), (720, 357269), (792, 324790), (880, 292311), (990, 259832), (1320, 194874), (1584, 162395), (1980, 129916), (2640, 97437), (3960, 64958), (7920, 32479)]