51657120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1237}}^1$

素因数の和:1287

約数の個数: 144

約数和(自身を含む): 182505960

約数和(自身を除く): 130848840

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, 72, 80, 87, 90, 96, 116, 120, 144, 145, 160, 174, 180, 232, 240, 261, 288, 290, 348, 360, 435, 464, 480, 522, 580, 696, 720, 870, 928, 1044, 1160, 1237, 1305, 1392, 1440, 1740, 2088, 2320, 2474, 2610, 2784, 3480, 3711, 4176, 4640, 4948, 5220, 6185, 6960, 7422, 8352, 9896, 10440, 11133, 12370, 13920, 14844, 18555, 19792, 20880, 22266, 24740, 29688, 35873, 37110, 39584, 41760, 44532, 49480, 55665, 59376, 71746, 74220, 89064, 98960, 107619, 111330, 118752, 143492, 148440, 178128, 179365, 197920, 215238, 222660, 286984, 296880, 322857, 356256, 358730, 430476, 445320, 538095, 573968, 593760, 645714, 717460, 860952, 890640, 1076190, 1147936, 1291428, 1434920, 1614285, 1721904, 1781280, 2152380, 2582856, 2869840, 3228570, 3443808, 4304760, 5165712, 5739680, 6457140, 8609520, 10331424, 12914280, 17219040, 25828560, 51657120]

約数ペア:

[(1, 51657120), (2, 25828560), (3, 17219040), (4, 12914280), (5, 10331424), (6, 8609520), (8, 6457140), (9, 5739680), (10, 5165712), (12, 4304760), (15, 3443808), (16, 3228570), (18, 2869840), (20, 2582856), (24, 2152380), (29, 1781280), (30, 1721904), (32, 1614285), (36, 1434920), (40, 1291428), (45, 1147936), (48, 1076190), (58, 890640), (60, 860952), (72, 717460), (80, 645714), (87, 593760), (90, 573968), (96, 538095), (116, 445320), (120, 430476), (144, 358730), (145, 356256), (160, 322857), (174, 296880), (180, 286984), (232, 222660), (240, 215238), (261, 197920), (288, 179365), (290, 178128), (348, 148440), (360, 143492), (435, 118752), (464, 111330), (480, 107619), (522, 98960), (580, 89064), (696, 74220), (720, 71746), (870, 59376), (928, 55665), (1044, 49480), (1160, 44532), (1237, 41760), (1305, 39584), (1392, 37110), (1440, 35873), (1740, 29688), (2088, 24740), (2320, 22266), (2474, 20880), (2610, 19792), (2784, 18555), (3480, 14844), (3711, 13920), (4176, 12370), (4640, 11133), (4948, 10440), (5220, 9896), (6185, 8352), (6960, 7422)]