28752840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1$

素因数の和:436

約数の個数: 128

約数和(自身を含む): 97344000

約数和(自身を除く): 68591160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 79, 90, 108, 120, 135, 158, 180, 216, 237, 270, 316, 337, 360, 395, 474, 540, 632, 674, 711, 790, 948, 1011, 1080, 1185, 1348, 1422, 1580, 1685, 1896, 2022, 2133, 2370, 2696, 2844, 3033, 3160, 3370, 3555, 4044, 4266, 4740, 5055, 5688, 6066, 6740, 7110, 8088, 8532, 9099, 9480, 10110, 10665, 12132, 13480, 14220, 15165, 17064, 18198, 20220, 21330, 24264, 26623, 28440, 30330, 36396, 40440, 42660, 45495, 53246, 60660, 72792, 79869, 85320, 90990, 106492, 121320, 133115, 159738, 181980, 212984, 239607, 266230, 319476, 363960, 399345, 479214, 532460, 638952, 718821, 798690, 958428, 1064920, 1198035, 1437642, 1597380, 1916856, 2396070, 2875284, 3194760, 3594105, 4792140, 5750568, 7188210, 9584280, 14376420, 28752840]

約数ペア:

[(1, 28752840), (2, 14376420), (3, 9584280), (4, 7188210), (5, 5750568), (6, 4792140), (8, 3594105), (9, 3194760), (10, 2875284), (12, 2396070), (15, 1916856), (18, 1597380), (20, 1437642), (24, 1198035), (27, 1064920), (30, 958428), (36, 798690), (40, 718821), (45, 638952), (54, 532460), (60, 479214), (72, 399345), (79, 363960), (90, 319476), (108, 266230), (120, 239607), (135, 212984), (158, 181980), (180, 159738), (216, 133115), (237, 121320), (270, 106492), (316, 90990), (337, 85320), (360, 79869), (395, 72792), (474, 60660), (540, 53246), (632, 45495), (674, 42660), (711, 40440), (790, 36396), (948, 30330), (1011, 28440), (1080, 26623), (1185, 24264), (1348, 21330), (1422, 20220), (1580, 18198), (1685, 17064), (1896, 15165), (2022, 14220), (2133, 13480), (2370, 12132), (2696, 10665), (2844, 10110), (3033, 9480), (3160, 9099), (3370, 8532), (3555, 8088), (4044, 7110), (4266, 6740), (4740, 6066), (5055, 5688)]