56556540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{719}}^1$

素因数の和:776

約数の個数: 144

約数和(自身を含む): 188697600

約数和(自身を除く): 132141060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 570, 684, 690, 719, 828, 855, 874, 1035, 1140, 1311, 1380, 1438, 1710, 1748, 2070, 2157, 2185, 2622, 2876, 3420, 3595, 3933, 4140, 4314, 4370, 5244, 6471, 6555, 7190, 7866, 8628, 8740, 10785, 12942, 13110, 13661, 14380, 15732, 16537, 19665, 21570, 25884, 26220, 27322, 32355, 33074, 39330, 40983, 43140, 49611, 54644, 64710, 66148, 68305, 78660, 81966, 82685, 99222, 122949, 129420, 136610, 148833, 163932, 165370, 198444, 204915, 245898, 248055, 273220, 297666, 314203, 330740, 409830, 491796, 496110, 595332, 614745, 628406, 744165, 819660, 942609, 992220, 1229490, 1256812, 1488330, 1571015, 1885218, 2458980, 2827827, 2976660, 3142030, 3770436, 4713045, 5655654, 6284060, 9426090, 11311308, 14139135, 18852180, 28278270, 56556540]

約数ペア:

[(1, 56556540), (2, 28278270), (3, 18852180), (4, 14139135), (5, 11311308), (6, 9426090), (9, 6284060), (10, 5655654), (12, 4713045), (15, 3770436), (18, 3142030), (19, 2976660), (20, 2827827), (23, 2458980), (30, 1885218), (36, 1571015), (38, 1488330), (45, 1256812), (46, 1229490), (57, 992220), (60, 942609), (69, 819660), (76, 744165), (90, 628406), (92, 614745), (95, 595332), (114, 496110), (115, 491796), (138, 409830), (171, 330740), (180, 314203), (190, 297666), (207, 273220), (228, 248055), (230, 245898), (276, 204915), (285, 198444), (342, 165370), (345, 163932), (380, 148833), (414, 136610), (437, 129420), (460, 122949), (570, 99222), (684, 82685), (690, 81966), (719, 78660), (828, 68305), (855, 66148), (874, 64710), (1035, 54644), (1140, 49611), (1311, 43140), (1380, 40983), (1438, 39330), (1710, 33074), (1748, 32355), (2070, 27322), (2157, 26220), (2185, 25884), (2622, 21570), (2876, 19665), (3420, 16537), (3595, 15732), (3933, 14380), (4140, 13661), (4314, 13110), (4370, 12942), (5244, 10785), (6471, 8740), (6555, 8628), (7190, 7866)]