27638280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:340

約数の個数: 128

約数和(自身を含む): 93283200

約数和(自身を除く): 65644920

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, 90, 108, 120, 135, 157, 163, 180, 216, 270, 314, 326, 360, 471, 489, 540, 628, 652, 785, 815, 942, 978, 1080, 1256, 1304, 1413, 1467, 1570, 1630, 1884, 1956, 2355, 2445, 2826, 2934, 3140, 3260, 3768, 3912, 4239, 4401, 4710, 4890, 5652, 5868, 6280, 6520, 7065, 7335, 8478, 8802, 9420, 9780, 11304, 11736, 14130, 14670, 16956, 17604, 18840, 19560, 21195, 22005, 25591, 28260, 29340, 33912, 35208, 42390, 44010, 51182, 56520, 58680, 76773, 84780, 88020, 102364, 127955, 153546, 169560, 176040, 204728, 230319, 255910, 307092, 383865, 460638, 511820, 614184, 690957, 767730, 921276, 1023640, 1151595, 1381914, 1535460, 1842552, 2303190, 2763828, 3070920, 3454785, 4606380, 5527656, 6909570, 9212760, 13819140, 27638280]

約数ペア:

[(1, 27638280), (2, 13819140), (3, 9212760), (4, 6909570), (5, 5527656), (6, 4606380), (8, 3454785), (9, 3070920), (10, 2763828), (12, 2303190), (15, 1842552), (18, 1535460), (20, 1381914), (24, 1151595), (27, 1023640), (30, 921276), (36, 767730), (40, 690957), (45, 614184), (54, 511820), (60, 460638), (72, 383865), (90, 307092), (108, 255910), (120, 230319), (135, 204728), (157, 176040), (163, 169560), (180, 153546), (216, 127955), (270, 102364), (314, 88020), (326, 84780), (360, 76773), (471, 58680), (489, 56520), (540, 51182), (628, 44010), (652, 42390), (785, 35208), (815, 33912), (942, 29340), (978, 28260), (1080, 25591), (1256, 22005), (1304, 21195), (1413, 19560), (1467, 18840), (1570, 17604), (1630, 16956), (1884, 14670), (1956, 14130), (2355, 11736), (2445, 11304), (2826, 9780), (2934, 9420), (3140, 8802), (3260, 8478), (3768, 7335), (3912, 7065), (4239, 6520), (4401, 6280), (4710, 5868), (4890, 5652)]